INFO: task kworker/1:0:23 blocked for more than 450 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:0 state:D stack:0 pid:23 tgid:23 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:df879d84 r8:00000002 r7:60000113 r6:df879d8c r5:8324a400 r4:8324a400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8324a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df879e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6fe00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8324a400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb805000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858fd78c r4:858fd400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858fd78c r4:830cd080 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8324a400 r8:830cd0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:830cd080 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830cd080 r8:8027ed34 r7:df819d50 r6:830cd100 r5:8324a400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf879fb0 to 0xdf879ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:830cb100 INFO: task kworker/1:0:23 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: cc986000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 INFO: task kworker/0:2:43 blocked for more than 450 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:2 state:D stack:0 pid:43 tgid:43 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:df911d84 r8:00000002 r7:60000113 r6:df911d8c r5:833a8c00 r4:833a8c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:833a8c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df911e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b98240 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:833a8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e050b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850adb8c r4:850ad800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:850adb8c r4:83363580 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:833a8c00 r8:833635ac r7:82804d40 r6:dddced40 r5:dddced60 r4:83363580 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83363580 r8:8027ed34 r7:df841e60 r6:83363600 r5:833a8c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf911fb0 to 0xdf911ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8335fe00 INFO: task kworker/0:2:43 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: cc986000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 INFO: task kworker/1:2:1470 blocked for more than 450 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:2 state:D stack:0 pid:1470 tgid:1470 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eae4dd84 r8:00000002 r7:60000113 r6:eae4dd8c r5:832fa400 r4:832fa400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:832fa400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae4de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84773200 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:832fa400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebe1d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858fef8c r4:858fec00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858fef8c r4:841e3980 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:832fa400 r8:841e39ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:841e3980 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:841e3980 r8:8027ed34 r7:df921e60 r6:841e3a00 r5:832fa400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae4dfb0 to 0xeae4dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:841ec3c0 INFO: task kworker/1:2:1470 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: cdfc0000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 INFO: task kworker/1:1:3107 blocked for more than 450 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1 state:D stack:0 pid:3107 tgid:3107 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:df97dd84 r8:00000002 r7:60000113 r6:df97dd8c r5:842aec00 r4:842aec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:842aec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df97de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84773a00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:842aec00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec75f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85900b8c r4:85900800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85900b8c r4:84741a00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:842aec00 r8:84741a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84741a00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84741a00 r8:8027ed34 r7:eae4de60 r6:849f7c80 r5:842aec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf97dfb0 to 0xdf97dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84744080 INFO: task kworker/1:1:3107 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: ce9f4000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 INFO: task kworker/0:3:3112 blocked for more than 450 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:3 state:D stack:0 pid:3112 tgid:3112 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:df981d84 r8:00000002 r7:60000113 r6:df981d8c r5:838a6000 r4:838a6000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:838a6000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df981e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506b480 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:838a6000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc6b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503e78c r4:8503e400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503e78c r4:849f7e00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:838a6000 r8:849f7e2c r7:82804d40 r6:dddced40 r5:dddced60 r4:849f7e00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f7e00 r8:8027ed34 r7:ec77de60 r6:849f7900 r5:838a6000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf981fb0 to 0xdf981ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8473e280 INFO: task kworker/0:3:3112 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: cf3d5000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 INFO: task kworker/0:5:3117 blocked for more than 450 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:5 state:D stack:0 pid:3117 tgid:3117 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:df9b9d84 r8:00000002 r7:60000113 r6:df9b9d8c r5:842c3000 r4:842c3000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:842c3000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9b9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8c80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:842c3000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e05f3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8525fb8c r4:8525f800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8525fb8c r4:849f7f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:842c3000 r8:849f7fac r7:82804d40 r6:dddced40 r5:dddced60 r4:849f7f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:849f7f80 r8:8027ed34 r7:df981e60 r6:849f7c00 r5:842c3000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9b9fb0 to 0xdf9b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8473e300 INFO: task kworker/0:5:3117 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: cf97b000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 INFO: task kworker/1:7:3122 blocked for more than 450 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:7 state:D stack:0 pid:3122 tgid:3122 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:df9e5d84 r8:00000002 r7:60000113 r6:df9e5d8c r5:842c2400 r4:842c2400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:842c2400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9e5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85079bc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:842c2400 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfe71000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850ae78c r4:850ae400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850ae78c r4:84741c80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:842c2400 r8:84741cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84741c80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84741c80 r8:8027ed34 r7:df9d9e60 r6:838dd280 r5:842c2400 r4:00000001 [<80285e30>] (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 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84744700 INFO: task kworker/1:7:3122 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: cfd57000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 INFO: task kworker/1:8:3124 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:8 state:D stack:0 pid:3124 tgid:3124 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:df969d84 r8:00000002 r7:60000013 r6:df969d8c r5:842c5400 r4:842c5400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:842c5400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df969e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85190000 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:842c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd31000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850af78c r4:850af400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850af78c r4:84741d00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:842c5400 r8:84741d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84741d00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84741d00 r8:8027ed34 r7:df9e5e60 r6:830b8480 r5:842c5400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf969fb0 to 0xdf969ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84744880 INFO: task kworker/1:8:3124 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: cfd57000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 INFO: task kworker/0:6:3133 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:6 state:D stack:0 pid:3133 tgid:3133 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfa35d84 r8:00000002 r7:60000113 r6:dfa35d8c r5:84288c00 r4:84288c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84288c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa35e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a0780 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84288c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0a9000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf9f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8525eb8c r4:8525e800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8525eb8c r4:830b8400 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84288c00 r8:830b842c r7:82804d40 r6:dddced40 r5:dddced60 r4:830b8400 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830b8400 r8:8027ed34 r7:df9b9e60 r6:84445800 r5:84288c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa35fb0 to 0xdfa35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8473ec00 INFO: task kworker/0:6:3133 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d018b000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 INFO: task kworker/1:9:3134 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:9 state:D stack:0 pid:3134 tgid:3134 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfa3dd84 r8:00000002 r7:60000113 r6:dfa3dd8c r5:8428ec00 r4:8428ec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8428ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa3de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85295500 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8428ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0147000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850d178c r4:850d1400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850d178c r4:84741d80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8428ec00 r8:84741dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84741d80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84741d80 r8:8027ed34 r7:df969e60 r6:845a6b00 r5:8428ec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa3dfb0 to 0xdfa3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84744dc0 INFO: task kworker/1:9:3134 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d03f1000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:10:3135 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:10 state:D stack:0 pid:3135 tgid:3135 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfa45d84 r8:00000002 r7:60000113 r6:dfa45d8c r5:8428b000 r4:8428b000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8428b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa45e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8519b940 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8428b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e00d3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8515378c r4:85153400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8515378c r4:84741e00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8428b000 r8:84741e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84741e00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84741e00 r8:8027ed34 r7:dfa3de60 r6:84741e80 r5:8428b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa45fb0 to 0xdfa45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84744dc0 INFO: task kworker/1:10:3135 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d0569000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:11:3136 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:11 state:D stack:0 pid:3136 tgid:3136 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:df9edd84 r8:00000002 r7:60000113 r6:df9edd8c r5:84525400 r4:84525400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84525400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9ede08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aad80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84525400 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07e9000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8524ef8c r4:8524ec00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8524ef8c r4:84741f00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84525400 r8:84741f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84741f00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84741f00 r8:8027ed34 r7:dfa3de60 r6:84741f80 r5:84525400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9edfb0 to 0xdf9edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84744dc0 INFO: task kworker/1:11:3136 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d0a36000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:12:3137 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:12 state:D stack:0 pid:3137 tgid:3137 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:df9f9d84 r8:00000002 r7:60000013 r6:df9f9d8c r5:84522400 r4:84522400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84522400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:df9f9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d1440 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84522400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaccd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8525c78c r4:8525c400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8525c78c r4:84741980 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84522400 r8:847419ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84741980 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84741980 r8:8027ed34 r7:df9ede60 r6:84741900 r5:84522400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdf9f9fb0 to 0xdf9f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84744dc0 INFO: task kworker/1:12:3137 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d0d1b000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:13:3138 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:13 state:D stack:0 pid:3138 tgid:3138 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfa4dd84 r8:00000002 r7:60000013 r6:dfa4dd8c r5:84523000 r4:84523000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84523000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa4de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6ffc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84523000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb90d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858fdf8c r4:858fdc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858fdf8c r4:84741880 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84523000 r8:847418ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84741880 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84741880 r8:8027ed34 r7:df9f9e60 r6:84741800 r5:84523000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa4dfb0 to 0xdfa4dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84744dc0 INFO: task kworker/1:13:3138 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d0f32000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:14:3140 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:14 state:D stack:0 pid:3140 tgid:3140 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfa55d84 r8:00000002 r7:60000013 r6:dfa55d8c r5:84291800 r4:84291800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84291800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa55e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6fc00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84291800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb29d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858fd38c r4:858fd000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858fd38c r4:84741780 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84291800 r8:847417ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84741780 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84741780 r8:8027ed34 r7:dfa4de60 r6:84741700 r5:84291800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa55fb0 to 0xdfa55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:846c87c0 INFO: task kworker/1:14:3140 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d133c000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:7:3142 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:7 state:D stack:0 pid:3142 tgid:3142 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfa2dd84 r8:00000002 r7:60000013 r6:dfa2dd8c r5:8428bc00 r4:8428bc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8428bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa2de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6edc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8428bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfaad000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849b4f8c r4:849b4c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849b4f8c r4:845a6b80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8428bc00 r8:845a6bac r7:82804d40 r6:dddced40 r5:dddced60 r4:845a6b80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:845a6b80 r8:8027ed34 r7:df9b9e60 r6:845a6d80 r5:8428bc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa2dfb0 to 0xdfa2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8473e7c0 INFO: task kworker/0:7:3142 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d15a0000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:8:3144 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:8 state:D stack:0 pid:3144 tgid:3144 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfa5dd84 r8:00000002 r7:60000113 r6:dfa5dd8c r5:84289800 r4:84289800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84289800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa5de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b934c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84289800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea971000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85462f8c r4:85462c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85462f8c r4:846bbe80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84289800 r8:846bbeac r7:82804d40 r6:dddced40 r5:dddced60 r4:846bbe80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:846bbe80 r8:8027ed34 r7:dfa2de60 r6:846bb680 r5:84289800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa5dfb0 to 0xdfa5dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8473e9c0 INFO: task kworker/0:8:3144 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d15a0000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:9:3146 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:9 state:D stack:0 pid:3146 tgid:3146 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfa69d84 r8:00000002 r7:60000113 r6:dfa69d8c r5:8428e000 r4:8428e000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8428e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa69e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8d100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8428e000 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa49000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853d8b8c r4:853d8800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:853d8b8c r4:84733000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8428e000 r8:8473302c r7:82804d40 r6:dddced40 r5:dddced60 r4:84733000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84733000 r8:8027ed34 r7:dfa2de60 r6:84733080 r5:8428e000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa69fb0 to 0xdfa69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:844c4280 INFO: task kworker/0:9:3146 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d15a0000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:10:3148 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:10 state:D stack:0 pid:3148 tgid:3148 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfa71d84 r8:00000002 r7:60000113 r6:dfa71d8c r5:8428d400 r4:8428d400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8428d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa71e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85592340 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8428d400 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb695000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849b5f8c r4:849b5c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849b5f8c r4:84733100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8428d400 r8:8473312c r7:82804d40 r6:dddced40 r5:dddced60 r4:84733100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84733100 r8:8027ed34 r7:dfa69e60 r6:84733180 r5:8428d400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa71fb0 to 0xdfa71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:844c4200 INFO: task kworker/0:10:3148 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d1973000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:11:3149 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:11 state:D stack:0 pid:3149 tgid:3149 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfa7dd84 r8:00000002 r7:60000113 r6:dfa7dd8c r5:8428c800 r4:8428c800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8428c800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa7de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475ae80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8428c800 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead0d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8550e38c r4:8550e000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8550e38c r4:84733200 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8428c800 r8:8473322c r7:82804d40 r6:dddced40 r5:dddced60 r4:84733200 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84733200 r8:8027ed34 r7:dfa71e60 r6:84733280 r5:8428c800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa7dfb0 to 0xdfa7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:844c4200 INFO: task kworker/0:11:3149 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d1dcc000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:12:3152 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:12 state:D stack:0 pid:3152 tgid:3152 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfa95d84 r8:00000002 r7:60000113 r6:dfa95d8c r5:8325a400 r4:8325a400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8325a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa95e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847dd040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8325a400 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1bb000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853db38c r4:853db000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:853db38c r4:84733300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8325a400 r8:8473332c r7:82804d40 r6:dddced40 r5:dddced60 r4:84733300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84733300 r8:8027ed34 r7:dfa71e60 r6:84741680 r5:8325a400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa95fb0 to 0xdfa95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:844c4540 INFO: task kworker/0:12:3152 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d1dcc000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:13:3154 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:13 state:D stack:0 pid:3154 tgid:3154 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfa9dd84 r8:00000002 r7:60000113 r6:dfa9dd8c r5:84292400 r4:84292400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84292400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa9de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528a4c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84292400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab2d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849b678c r4:849b6400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849b678c r4:84733380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84292400 r8:847333ac r7:82804d40 r6:dddced40 r5:dddced60 r4:84733380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84733380 r8:8027ed34 r7:dfa71e60 r6:84741600 r5:84292400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa9dfb0 to 0xdfa9dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:844c46c0 INFO: task kworker/0:13:3154 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d2386000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:14:3156 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:14 state:D stack:0 pid:3156 tgid:3156 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfab1d84 r8:00000002 r7:60000113 r6:dfab1d8c r5:83c6d400 r4:83c6d400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:83c6d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b24c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:83c6d400 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebab7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857f038c r4:857f0000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:857f038c r4:84733400 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:83c6d400 r8:8473342c r7:82804d40 r6:dddced40 r5:dddced60 r4:84733400 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84733400 r8:8027ed34 r7:dfa9de60 r6:84741480 r5:83c6d400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfab1fb0 to 0xdfab1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:844c4880 INFO: task kworker/0:14:3156 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d2882000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:15:3157 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:15 state:D stack:0 pid:3157 tgid:3157 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfab5d84 r8:00000002 r7:60000113 r6:dfab5d8c r5:83c6ec00 r4:83c6ec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:83c6ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfab5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527e240 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:83c6ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0711000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8564ef8c r4:8564ec00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8564ef8c r4:84733480 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:83c6ec00 r8:847334ac r7:82804d40 r6:dddced40 r5:dddced60 r4:84733480 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84733480 r8:8027ed34 r7:dfab1e60 r6:84741580 r5:83c6ec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfab5fb0 to 0xdfab5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:844c4880 INFO: task kworker/0:15:3157 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d2882000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:16:3159 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:16 state:D stack:0 pid:3159 tgid:3159 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfabdd84 r8:00000002 r7:60000113 r6:dfabdd8c r5:83c69800 r4:83c69800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:83c69800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfabde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a3040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:83c69800 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba89000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849b6b8c r4:849b6800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849b6b8c r4:84733500 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:83c69800 r8:8473352c r7:82804d40 r6:dddced40 r5:dddced60 r4:84733500 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84733500 r8:8027ed34 r7:dfab1e60 r6:84741500 r5:83c69800 r4:00000001 [<80285e30>] (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 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:844c4a00 INFO: task kworker/0:16:3159 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d2bdd000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:17:3162 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:17 state:D stack:0 pid:3162 tgid:3162 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfad9d84 r8:00000002 r7:60000113 r6:dfad9d8c r5:83c6bc00 r4:83c6bc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:83c6bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559ccc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:83c6bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8b9000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:851c838c r4:851c8000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:851c838c r4:84733580 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:83c6bc00 r8:847335ac r7:82804d40 r6:dddced40 r5:dddced60 r4:84733580 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84733580 r8:8027ed34 r7:dfab1e60 r6:84741400 r5:83c6bc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfad9fb0 to 0xdfad9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:844c4ac0 INFO: task kworker/0:17:3162 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d2bdd000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:18:3163 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:18 state:D stack:0 pid:3163 tgid:3163 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfae5d84 r8:00000002 r7:60000113 r6:dfae5d8c r5:83c68c00 r4:83c68c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:83c68c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfae5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855aa400 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:83c68c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1cb000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:851c878c r4:851c8400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:851c878c r4:84733600 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:83c68c00 r8:8473362c r7:82804d40 r6:dddced40 r5:dddced60 r4:84733600 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84733600 r8:8027ed34 r7:dfab1e60 r6:84741380 r5:83c68c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfae5fb0 to 0xdfae5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:844c4c00 INFO: task kworker/0:18:3163 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d2f5f000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:19:3165 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:19 state:D stack:0 pid:3165 tgid:3165 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfaf1d84 r8:00000002 r7:60000113 r6:dfaf1d8c r5:833abc00 r4:833abc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:833abc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfaf1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85717300 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:833abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb855000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8571238c r4:85712000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8571238c r4:84733680 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:833abc00 r8:847336ac r7:82804d40 r6:dddced40 r5:dddced60 r4:84733680 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84733680 r8:8027ed34 r7:dfab1e60 r6:84741300 r5:833abc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaf1fb0 to 0xdfaf1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:844c4d00 INFO: task kworker/0:19:3165 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d3111000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:20:3167 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:20 state:D stack:0 pid:3167 tgid:3167 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfb01d84 r8:00000002 r7:60000113 r6:dfb01d8c r5:84296c00 r4:84296c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84296c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb01e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84749340 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84296c00 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbff000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849b7b8c r4:849b7800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849b7b8c r4:84733700 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84296c00 r8:8473372c r7:82804d40 r6:dddced40 r5:dddced60 r4:84733700 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84733700 r8:8027ed34 r7:dfab1e60 r6:84741000 r5:84296c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb01fb0 to 0xdfb01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:846c8980 INFO: task kworker/0:20:3167 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d3660000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:21:3169 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:21 state:D stack:0 pid:3169 tgid:3169 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfb09d84 r8:00000002 r7:60000113 r6:dfb09d8c r5:839c9800 r4:839c9800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:839c9800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb09e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d8cc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:839c9800 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8ef000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849b7f8c r4:849b7c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849b7f8c r4:84733780 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:839c9800 r8:847337ac r7:82804d40 r6:dddced40 r5:dddced60 r4:84733780 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84733780 r8:8027ed34 r7:dfab1e60 r6:84741280 r5:839c9800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb09fb0 to 0xdfb09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:846c8980 INFO: task kworker/0:21:3169 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d3660000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:22:3171 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:22 state:D stack:0 pid:3171 tgid:3171 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfb15d84 r8:00000002 r7:60000113 r6:dfb15d8c r5:8406a400 r4:8406a400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8406a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb15e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6c700 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8406a400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb07000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8584f38c r4:8584f000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8584f38c r4:84733800 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8406a400 r8:8473382c r7:82804d40 r6:dddced40 r5:dddced60 r4:84733800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84733800 r8:8027ed34 r7:dfab1e60 r6:84741100 r5:8406a400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb15fb0 to 0xdfb15ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:844b60c0 INFO: task kworker/0:22:3171 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d3bab000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:23:3173 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:23 state:D stack:0 pid:3173 tgid:3173 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfb29d84 r8:00000002 r7:60000113 r6:dfb29d8c r5:84069800 r4:84069800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84069800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb29e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85604ec0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84069800 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7e3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8584c78c r4:8584c400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8584c78c r4:84733880 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84069800 r8:847338ac r7:82804d40 r6:dddced40 r5:dddced60 r4:84733880 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84733880 r8:8027ed34 r7:dfb15e60 r6:84741200 r5:84069800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb29fb0 to 0xdfb29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:844b6180 INFO: task kworker/0:23:3173 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d3e19000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:24:3175 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:24 state:D stack:0 pid:3175 tgid:3175 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfb39d84 r8:00000002 r7:60000013 r6:dfb39d8c r5:8406b000 r4:8406b000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8406b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb39e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a6ec0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8406b000 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb76f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858f138c r4:858f1000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:858f138c r4:84733900 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8406b000 r8:8473392c r7:82804d40 r6:dddced40 r5:dddced60 r4:84733900 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84733900 r8:8027ed34 r7:dfb15e60 r6:84741180 r5:8406b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb39fb0 to 0xdfb39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:844b6240 INFO: task kworker/0:24:3175 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d3e19000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:25:3177 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:25 state:D stack:0 pid:3177 tgid:3177 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfb41d84 r8:00000002 r7:60000113 r6:dfb41d8c r5:83ac4800 r4:83ac4800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:83ac4800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb41e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9e5c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:83ac4800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb671000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8584eb8c r4:8584e800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8584eb8c r4:84733980 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:83ac4800 r8:847339ac r7:82804d40 r6:dddced40 r5:dddced60 r4:84733980 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84733980 r8:8027ed34 r7:dfb15e60 r6:84741080 r5:83ac4800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb41fb0 to 0xdfb41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:844b6340 INFO: task kworker/0:25:3177 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d41fa000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:26:3179 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:26 state:D stack:0 pid:3179 tgid:3179 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfb4dd84 r8:00000002 r7:60000113 r6:dfb4dd8c r5:83ac1800 r4:83ac1800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:83ac1800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb4de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b5ea40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:83ac1800 r7:00000000 r6:83018000 r5:00001000 r4:7f569000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed4a7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849be78c r4:849be400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849be78c r4:84733a00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:83ac1800 r8:84733a2c r7:82804d40 r6:dddced40 r5:dddced60 r4:84733a00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84733a00 r8:8027ed34 r7:dfb15e60 r6:8411ed00 r5:83ac1800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb4dfb0 to 0xdfb4dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:844b6500 INFO: task kworker/0:26:3179 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d41fa000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:27:3181 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:27 state:D stack:0 pid:3181 tgid:3181 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfb61d84 r8:00000002 r7:60000113 r6:dfb61d8c r5:84a80c00 r4:84a80c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84a80c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb61e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85998300 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a80c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0cd000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec761000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8584ff8c r4:8584fc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8584ff8c r4:84733a80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a80c00 r8:84733aac r7:82804d40 r6:dddced40 r5:dddced60 r4:84733a80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84733a80 r8:8027ed34 r7:dfb4de60 r6:8411ed80 r5:84a80c00 r4:00000001 [<80285e30>] (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 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:844b6640 INFO: task kworker/0:27:3181 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d4567000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:28:3183 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:28 state:D stack:0 pid:3183 tgid:3183 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfb71d84 r8:00000002 r7:60000113 r6:dfb71d8c r5:84a80000 r4:84a80000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84a80000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb71e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85998900 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a80000 r7:00000000 r6:83018000 r5:00001000 r4:7f0f7000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebd8d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849b9b8c r4:849b9800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849b9b8c r4:84733b00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a80000 r8:84733b2c r7:82804d40 r6:dddced40 r5:dddced60 r4:84733b00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84733b00 r8:8027ed34 r7:dfb4de60 r6:83b35700 r5:84a80000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb71fb0 to 0xdfb71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:844b6a00 INFO: task kworker/0:28:3183 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d4567000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:29:3185 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:29 state:D stack:0 pid:3185 tgid:3185 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfb7dd84 r8:00000002 r7:60000113 r6:dfb7dd8c r5:84a81800 r4:84a81800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84a81800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb7de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859cb4c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a81800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebe05000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849b9f8c r4:849b9c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849b9f8c r4:84733b80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a81800 r8:84733bac r7:82804d40 r6:dddced40 r5:dddced60 r4:84733b80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84733b80 r8:8027ed34 r7:dfb4de60 r6:841a7980 r5:84a81800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb7dfb0 to 0xdfb7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:844b6900 INFO: task kworker/0:29:3185 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d4903000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:30:3187 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:30 state:D stack:0 pid:3187 tgid:3187 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfb85d84 r8:00000002 r7:60000113 r6:dfb85d8c r5:84a83c00 r4:84a83c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84a83c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb85e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528d3c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a83c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1db000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecf67000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:859f7b8c r4:859f7800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:859f7b8c r4:84733c00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a83c00 r8:84733c2c r7:82804d40 r6:dddced40 r5:dddced60 r4:84733c00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84733c00 r8:8027ed34 r7:dfb4de60 r6:841a7900 r5:84a83c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb85fb0 to 0xdfb85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:844b6980 INFO: task kworker/0:30:3187 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d4c05000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:31:3189 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:31 state:D stack:0 pid:3189 tgid:3189 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfb95d84 r8:00000002 r7:60000113 r6:dfb95d8c r5:84a84800 r4:84a84800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84a84800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb95e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a5f40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a84800 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb6d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849ba78c r4:849ba400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849ba78c r4:84733d00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a84800 r8:84733d2c r7:82804d40 r6:dddced40 r5:dddced60 r4:84733d00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84733d00 r8:8027ed34 r7:dfb4de60 r6:83927f00 r5:84a84800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb95fb0 to 0xdfb95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:844b6c00 INFO: task kworker/0:31:3189 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d4c05000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:32:3191 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:32 state:D stack:0 pid:3191 tgid:3191 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfba1d84 r8:00000002 r7:60000113 r6:dfba1d8c r5:84a85400 r4:84a85400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84a85400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfba1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85609380 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a85400 r7:00000000 r6:83018000 r5:00001000 r4:7f13b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae85000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8597138c r4:85971000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8597138c r4:84733d80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a85400 r8:84733dac r7:82804d40 r6:dddced40 r5:dddced60 r4:84733d80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84733d80 r8:8027ed34 r7:dfb4de60 r6:83927d80 r5:84a85400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfba1fb0 to 0xdfba1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:844b6e00 INFO: task kworker/0:32:3191 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d4ffc000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:33:3194 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:33 state:D stack:0 pid:3194 tgid:3194 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfbb1d84 r8:00000002 r7:60000113 r6:dfbb1d8c r5:84a82400 r4:84a82400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84a82400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856c8800 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a82400 r7:00000000 r6:83018000 r5:00001000 r4:7f21d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc9b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858d2b8c r4:858d2800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:858d2b8c r4:84733e00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a82400 r8:84733e2c r7:82804d40 r6:dddced40 r5:dddced60 r4:84733e00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84733e00 r8:8027ed34 r7:dfb4de60 r6:83927d00 r5:84a82400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbb1fb0 to 0xdfbb1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:844b6ec0 INFO: task kworker/0:33:3194 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d4ffc000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:34:3196 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:34 state:D stack:0 pid:3196 tgid:3196 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfbb9d84 r8:00000002 r7:60000113 r6:dfbb9d8c r5:84a83000 r4:84a83000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84a83000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbb9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9fe40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a83000 r7:00000000 r6:83018000 r5:00001000 r4:7f2cb000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eceb9000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85971b8c r4:85971800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85971b8c r4:84733e80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a83000 r8:84733eac r7:82804d40 r6:dddced40 r5:dddced60 r4:84733e80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84733e80 r8:8027ed34 r7:dfb4de60 r6:8336b980 r5:84a83000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbb9fb0 to 0xdfbb9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:83933580 INFO: task kworker/0:34:3196 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d5296000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:35:3198 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:35 state:D stack:0 pid:3198 tgid:3198 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfa91d84 r8:00000002 r7:60000113 r6:dfa91d8c r5:8428a400 r4:8428a400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8428a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa91e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859bb380 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8428a400 r7:00000000 r6:83018000 r5:00001000 r4:7f56b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed4b3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849be38c r4:849be000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849be38c r4:84733f00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8428a400 r8:84733f2c r7:82804d40 r6:dddced40 r5:dddced60 r4:84733f00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84733f00 r8:8027ed34 r7:dfb4de60 r6:84733f80 r5:8428a400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa91fb0 to 0xdfa91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b4c140 INFO: task kworker/0:35:3198 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d5296000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:36:3201 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:36 state:D stack:0 pid:3201 tgid:3201 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfbbdd84 r8:00000002 r7:60000113 r6:dfbbdd8c r5:842c4800 r4:842c4800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:842c4800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbbde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a2a980 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:842c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f563000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed479000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849bf38c r4:849bf000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849bf38c r4:84b4b000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:842c4800 r8:84b4b02c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b4b000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b4b000 r8:8027ed34 r7:dfb4de60 r6:84b4b080 r5:842c4800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbbdfb0 to 0xdfbbdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b4c180 INFO: task kworker/0:36:3201 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d55b7000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:37:3203 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:37 state:D stack:0 pid:3203 tgid:3203 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfbc1d84 r8:00000002 r7:60000013 r6:dfbc1d8c r5:8330e000 r4:8330e000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8330e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a2a600 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8330e000 r7:00000000 r6:83018000 r5:00001000 r4:7f567000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed499000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849beb8c r4:849be800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849beb8c r4:84b4b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8330e000 r8:84b4b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b4b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b4b100 r8:8027ed34 r7:dfbbde60 r6:84b4b180 r5:8330e000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbc1fb0 to 0xdfbc1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b4c2c0 INFO: task kworker/0:37:3203 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d55b7000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:38:3204 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:38 state:D stack:0 pid:3204 tgid:3204 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfbc9d84 r8:00000002 r7:60000113 r6:dfbc9d8c r5:8330d400 r4:8330d400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8330d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbc9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a2a740 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8330d400 r7:00000000 r6:83018000 r5:00001000 r4:7f565000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed489000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849bef8c r4:849bec00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849bef8c r4:84b4b200 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8330d400 r8:84b4b22c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b4b200 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b4b200 r8:8027ed34 r7:dfbbde60 r6:84b4b280 r5:8330d400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbc9fb0 to 0xdfbc9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b4c2c0 INFO: task kworker/0:38:3204 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d5a59000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:39:3207 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:39 state:D stack:0 pid:3207 tgid:3207 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfbcdd84 r8:00000002 r7:60000113 r6:dfbcdd8c r5:83308c00 r4:83308c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:83308c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbcde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a2ae80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:83308c00 r7:00000000 r6:83018000 r5:00001000 r4:7f561000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece93000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849bf78c r4:849bf400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849bf78c r4:84b4b300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:83308c00 r8:84b4b32c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b4b300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b4b300 r8:8027ed34 r7:dfbbde60 r6:84b4b380 r5:83308c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbcdfb0 to 0xdfbcdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b4c640 INFO: task kworker/0:39:3207 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d5c56000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:40:3209 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:40 state:D stack:0 pid:3209 tgid:3209 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfbd1d84 r8:00000002 r7:60000113 r6:dfbd1d8c r5:83309800 r4:83309800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:83309800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a2a180 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:83309800 r7:00000000 r6:83018000 r5:00001000 r4:7f531000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed43f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85a5678c r4:85a56400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85a5678c r4:84b4b400 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:83309800 r8:84b4b42c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b4b400 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b4b400 r8:8027ed34 r7:dfbcde60 r6:84b4b480 r5:83309800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbd1fb0 to 0xdfbd1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b4c700 INFO: task kworker/0:40:3209 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d5c56000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:41:3211 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:41 state:D stack:0 pid:3211 tgid:3211 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfbd5d84 r8:00000002 r7:60000113 r6:dfbd5d8c r5:8330bc00 r4:8330bc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8330bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbd5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a2a280 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8330bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f539000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed475000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849bfb8c r4:849bf800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849bfb8c r4:84b4b500 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8330bc00 r8:84b4b52c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b4b500 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b4b500 r8:8027ed34 r7:dfbd1e60 r6:84b4b580 r5:8330bc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbd5fb0 to 0xdfbd5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b4c840 INFO: task kworker/0:41:3211 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d5f46000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:42:3213 blocked for more than 451 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:42 state:D stack:0 pid:3213 tgid:3213 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfbddd84 r8:00000002 r7:60000113 r6:dfbddd8c r5:8330ec00 r4:8330ec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8330ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbdde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859bb840 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8330ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f48f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed2cd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8597378c r4:85973400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8597378c r4:84b4b600 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8330ec00 r8:84b4b62c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b4b600 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b4b600 r8:8027ed34 r7:dfbd5e60 r6:84b4b680 r5:8330ec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbddfb0 to 0xdfbddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b4cb40 INFO: task kworker/0:42:3213 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d618a000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:43:3215 blocked for more than 452 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:43 state:D stack:0 pid:3215 tgid:3215 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfbe9d84 r8:00000002 r7:60000113 r6:dfbe9d8c r5:8330c800 r4:8330c800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8330c800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbe9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b4c900 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8330c800 r7:00000000 r6:83018000 r5:00001000 r4:7f449000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed48d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85972f8c r4:85972c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85972f8c r4:84b4b700 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8330c800 r8:84b4b72c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b4b700 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b4b700 r8:8027ed34 r7:dfbdde60 r6:84b4b780 r5:8330c800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbe9fb0 to 0xdfbe9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b4c840 INFO: task kworker/0:43:3215 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d64b6000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:44:3216 blocked for more than 452 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:44 state:D stack:0 pid:3216 tgid:3216 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfa85d84 r8:00000002 r7:60000113 r6:dfa85d8c r5:8330a400 r4:8330a400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8330a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa85e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b4c740 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8330a400 r7:00000000 r6:83018000 r5:00001000 r4:7f42f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed449000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85972b8c r4:85972800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85972b8c r4:84b4b800 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8330a400 r8:84b4b82c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b4b800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b4b800 r8:8027ed34 r7:dfbe9e60 r6:84b4b880 r5:8330a400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa85fb0 to 0xdfa85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b4c840 INFO: task kworker/0:44:3216 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d65cb000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:45:3218 blocked for more than 452 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:45 state:D stack:0 pid:3218 tgid:3218 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfbf1d84 r8:00000002 r7:60000113 r6:dfbf1d8c r5:838b6000 r4:838b6000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:838b6000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbf1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b4c600 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:838b6000 r7:00000000 r6:83018000 r5:00001000 r4:7f3eb000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecdc9000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8597238c r4:85972000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8597238c r4:84b4b900 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:838b6000 r8:84b4b92c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b4b900 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b4b900 r8:8027ed34 r7:dfbe9e60 r6:84b4b980 r5:838b6000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbf1fb0 to 0xdfbf1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b5e080 INFO: task kworker/0:45:3218 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d65cb000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:46:3221 blocked for more than 452 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:46 state:D stack:0 pid:3221 tgid:3221 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfbfdd84 r8:00000002 r7:60000113 r6:dfbfdd8c r5:838b1800 r4:838b1800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:838b1800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfbfde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b4cc80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:838b1800 r7:00000000 r6:83018000 r5:00001000 r4:7f3d9000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec963000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85971f8c r4:85971c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85971f8c r4:84b4ba00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:838b1800 r8:84b4ba2c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b4ba00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b4ba00 r8:8027ed34 r7:dfbe9e60 r6:84b4ba80 r5:838b1800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfbfdfb0 to 0xdfbfdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b5e180 INFO: task kworker/0:46:3221 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d6b94000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:47:3223 blocked for more than 452 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:47 state:D stack:0 pid:3223 tgid:3223 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfc11d84 r8:00000002 r7:60000113 r6:dfc11d8c r5:838b2400 r4:838b2400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:838b2400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc11e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b4c400 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:838b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f3fd000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed0c7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8597278c r4:85972400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8597278c r4:84b4bb00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:838b2400 r8:84b4bb2c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b4bb00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b4bb00 r8:8027ed34 r7:dfbe9e60 r6:84b4bb80 r5:838b2400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc11fb0 to 0xdfc11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b5e340 INFO: task kworker/0:47:3223 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d6b94000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:48:3225 blocked for more than 452 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:48 state:D stack:0 pid:3225 tgid:3225 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfc19d84 r8:00000002 r7:60000113 r6:dfc19d8c r5:838b5400 r4:838b5400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:838b5400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc19e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859bb740 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:838b5400 r7:00000000 r6:83018000 r5:00001000 r4:7f48d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed2b3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8597338c r4:85973000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8597338c r4:84b4bc00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:838b5400 r8:84b4bc2c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b4bc00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b4bc00 r8:8027ed34 r7:dfbe9e60 r6:84b4bc80 r5:838b5400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc19fb0 to 0xdfc19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b5e400 INFO: task kworker/0:48:3225 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d717e000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:49:3227 blocked for more than 452 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:49 state:D stack:0 pid:3227 tgid:3227 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfc25d84 r8:00000002 r7:60000113 r6:dfc25d8c r5:838b3c00 r4:838b3c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:838b3c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc25e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a2a080 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:838b3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f52b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed391000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85973f8c r4:85973c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85973f8c r4:84b4bd00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:838b3c00 r8:84b4bd2c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b4bd00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b4bd00 r8:8027ed34 r7:dfc19e60 r6:84b4bd80 r5:838b3c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc25fb0 to 0xdfc25ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b5e540 INFO: task kworker/0:49:3227 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d717e000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:50:3229 blocked for more than 452 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:50 state:D stack:0 pid:3229 tgid:3229 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfc05d84 r8:00000002 r7:60000113 r6:dfc05d8c r5:84b08000 r4:84b08000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b08000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc05e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85950600 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84b08000 r7:00000000 r6:83018000 r5:00001000 r4:7f4e3000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed4e3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85973b8c r4:85973800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85973b8c r4:84b4be00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b08000 r8:84b4be2c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b4be00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b4be00 r8:8027ed34 r7:dfc25e60 r6:84b4be80 r5:84b08000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc05fb0 to 0xdfc05ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b5e6c0 INFO: task kworker/0:50:3229 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d7d60000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:51:3231 blocked for more than 452 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:51 state:D stack:0 pid:3231 tgid:3231 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfc2dd84 r8:00000002 r7:60000113 r6:dfc2dd8c r5:84b08c00 r4:84b08c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b08c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc2de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a2afc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84b08c00 r7:00000000 r6:83018000 r5:00001000 r4:7f4e3000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc1b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849bff8c r4:849bfc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849bff8c r4:84b4bf00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b08c00 r8:84b4bf2c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b4bf00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b4bf00 r8:8027ed34 r7:dfc25e60 r6:84b4bf80 r5:84b08c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc2dfb0 to 0xdfc2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b5e980 INFO: task kworker/0:51:3231 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d7d60000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:52:3232 blocked for more than 452 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:52 state:D stack:0 pid:3232 tgid:3232 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfc49d84 r8:00000002 r7:60000113 r6:dfc49d8c r5:84b0a400 r4:84b0a400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b0a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc49e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559b780 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84b0a400 r7:00000000 r6:83018000 r5:00001000 r4:7f611000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed21f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849c438c r4:849c4000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849c438c r4:84b68000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b0a400 r8:84b6802c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b68000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b68000 r8:8027ed34 r7:dfc2de60 r6:84b68080 r5:84b0a400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc49fb0 to 0xdfc49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b5eac0 INFO: task kworker/0:52:3232 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d7d60000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:15:3236 blocked for more than 452 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:15 state:D stack:0 pid:3236 tgid:3236 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfc61d84 r8:00000002 r7:60000113 r6:dfc61d8c r5:84b0b000 r4:84b0b000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b0b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc61e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84773c00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84b0b000 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7b3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8590138c r4:85901000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8590138c r4:832a1180 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b0b000 r8:832a11ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:832a1180 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:832a1180 r8:8027ed34 r7:dfa4de60 r6:84b68100 r5:84b0b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc61fb0 to 0xdfc61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84763200 INFO: task kworker/1:15:3236 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d81c7000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:53:3238 blocked for more than 452 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:53 state:D stack:0 pid:3238 tgid:3238 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfc3dd84 r8:00000002 r7:60000113 r6:dfc3dd8c r5:84b0c800 r4:84b0c800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b0c800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc3de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) 9d60: 800f0013 ffffffff r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 Not tainted 6.15.0-syzkaller #0 r5:84b0d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc71e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84773040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84b0d400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebcf9000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858fe78c r4:858fe400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858fe78c r4:832a1100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b0d400 r8:832a112c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:832a1100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:832a1100 r8:8027ed34 r7:dfc61e60 r6:84b68300 r5:84b0d400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc71fb0 to 0xdfc71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84763600 INFO: task kworker/1:16:3240 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d60: 800f0013 ffffffff r4:e0679dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 INFO: task kworker/0:54:3241 blocked for more than 452 seconds. Call trace: [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8578b600 r5:849c5f8c r4:849c5c00 r4:84b68280 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xdfc51fb0 to 0xdfc51ff8) Workqueue: events bpf_prog_free_deferred 9d60: 800f0013 ffffffff r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:56:3246 blocked for more than 452 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:56 state:D stack:0 pid:3246 tgid:3246 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfc91d84 r8:00000002 r7:60000113 r6:dfc91d8c r5:838b6c00 r4:838b6c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:838b6c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc91e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7b580 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:838b6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f6a1000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc73000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849c678c r4:849c6400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849c678c r4:84b68480 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:838b6c00 r8:84b684ac r7:82804d40 r6:dddced40 r5:dddced60 r4:84b68480 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b68480 r8:8027ed34 r7:dfc75e60 r6:8424e480 r5:838b6c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfc91fb0 to 0xdfc91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b6b240 INFO: task kworker/0:56:3246 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d60: 800f0013 ffffffff [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:17:3247 blocked for more than 452 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:17 state:D stack:0 pid:3247 tgid:3247 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfc9dd84 r8:00000002 r7:60000113 r6:dfc9dd8c r5:84a86c00 r4:84a86c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84a86c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfc9de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84773b00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84a86c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec76d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85900f8c r4:85900c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:84b70000 r8:8027ed34 r7:dfc61e60 r6:84b70080 r5:84a86c00 r4:84b5ec40 r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Call trace: [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 r4:00000000 r5:00001000 r4:ecc3d000 r10:61c88647 r9:84a86000 r8:84b6852c r7:82804d40 r6:dddced40 r5:dddced60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 9d20: d94f0000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 r4:00000000 r5:00001000 r4:dfadd000 r4:85066f80 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcade08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b2f80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:844f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f699000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc5f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849c6f8c r4:849c6c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849c6f8c r4:84b68580 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:844f8c00 r8:84b685ac r7:82804d40 r6:dddced40 r5:dddced60 r4:84b68580 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b68580 r8:8027ed34 r7:dfca1e60 r6:84b70180 r5:844f8c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcadfb0 to 0xdfcadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b6b800 INFO: task kworker/0:58:3251 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: d9c18000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-syzkaller #0 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcbde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b2580 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:844fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f695000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc4b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849c778c r4:849c7400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849c778c r4:84b68600 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:844fa400 r8:84b6862c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b68600 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b68600 r8:8027ed34 r7:dfca1e60 r6:84b70200 r5:844fa400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcbdfb0 to 0xdfcbdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b6b780 INFO: task kworker/0:59:3253 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 9d20: d9c18000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 r10:61c88647 r9:844f8000 r8:84b686ac r7:82804d40 r6:dddced40 r5:dddced60 task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:00000000 r9:84b68700 r8:8027ed34 r7:dfca1e60 r6:84b68780 r5:84b0ec00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 9d20: d9f69000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 r4:e0679dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:62:3258 blocked for more than 452 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:62 state:D stack:0 pid:3258 tgid:3258 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfcc9d84 r8:00000002 r7:60000013 r6:dfcc9d8c r5:84b09800 r4:84b09800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b09800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcc9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b2500 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84b09800 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb861000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b6778c r4:85b67400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b6778c r4:84b68800 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b09800 r8:84b6882c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b68800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b68800 r8:8027ed34 r7:dfca1e60 r6:84b68880 r5:84b09800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcc9fb0 to 0xdfcc9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b6be80 INFO: task kworker/0:62:3258 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/0:63:3261 blocked for more than 452 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:63 state:D stack:0 pid:3261 tgid:3261 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfcd5d84 r8:00000002 r7:60000013 r6:dfcd5d8c r5:84b0bc00 r4:84b0bc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b0bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b2900 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84b0bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f68f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc31000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849c638c r4:849c6000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849c638c r4:84b68900 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b0bc00 r8:84b6892c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b68900 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b68900 r8:8027ed34 r7:dfca1e60 r6:84b68980 r5:84b0bc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcd5fb0 to 0xdfcd5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b6be00 INFO: task kworker/0:63:3261 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:82918644 r9:dfc7dd84 r8:00000002 r7:60000113 r6:dfc7dd8c r5:84820000 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r4:00000001 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: da255000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 Exception stack(0xe0679fb0 to 0xe0679ff8) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r5:00001000 r4:ecddd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c4db8c r4:85c4d800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c4db8c r4:84b68b00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84822400 r8:84b68b2c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b68b00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xdfce9fb0 to 0xdfce9ff8) task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfa09e08 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r7:dddced40 r6:83018000 r5:849c6b8c r4:84b68c00 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:67 state:D stack:0 pid:3269 tgid:3269 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b2c40 r7:dddced40 r6:83018000 r5:85b67f8c r4:84b68d00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84823c00 r8:84b68d2c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b68d00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b68d00 r8:8027ed34 r7:dfce9e60 r6:84b68d80 r5:84823c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfa1dfb0 to 0xdfa1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b7b180 INFO: task kworker/0:67:3269 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: dae41000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 Not tainted 6.15.0-syzkaller #0 r5:84824800 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) Exception stack(0xdfcf1fb0 to 0xdfcf1ff8) r4:84b7b940 Workqueue: events bpf_prog_free_deferred [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:85066f80 Exception stack(0xe0679fb0 to 0xe0679ff8) Not tainted 6.15.0-syzkaller #0 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85599e80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84825400 r7:00000000 r6:83018000 r5:00001000 r4:7f7cf000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed3cb000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:859ccf8c r4:859ccc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:859ccf8c r4:84b68f00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84825400 r8:84b68f2c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b68f00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b68f00 r8:8027ed34 r7:dfce9e60 r6:84b68f80 r5:84825400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfaa9fb0 to 0xdfaa9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b7b7c0 INFO: task kworker/0:69:3274 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: db65b000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r5:84826000 r4:82918640 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:859cef8c r4:859cec00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:859cef8c r4:84b82000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84826000 r8:84b8202c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b82000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b82000 r8:8027ed34 r7:dfaa9e60 r6:84b82080 r5:84826000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfacdfb0 to 0xdfacdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b7b8c0 INFO: task kworker/0:70:3276 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 Exception stack(0xe0679d20 to 0xe0679d68) 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r5:84826c00 r4:82918640 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b7bdc0 INFO: task kworker/0:71:3279 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: dbc2d000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:72 state:D stack:0 pid:3280 tgid:3280 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84821800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfad5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856bf600 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84821800 r7:00000000 r6:83018000 r5:00001000 r4:7f849000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84821800 r8:84b8222c r7:82804d40 r6:dddced40 r5:dddced60 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0679d20 to 0xe0679d68) r4:e0679dc0 r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 r4:85066f80 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:84820c00 r4:82918640 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85581000 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84820c00 r7:00000000 r6:83018000 r5:00001000 r4:7f8ed000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed76d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85cfc38c r4:85cfc000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85cfc38c r4:84b82300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84820c00 r8:84b8232c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b82300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b82300 r8:8027ed34 r7:dfacde60 r6:84b82380 r5:84820c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfae9fb0 to 0xdfae9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b8a080 INFO: task kworker/0:73:3283 is blocked on a mutex likely owned by task kworker/0:225:3817. Workqueue: events bpf_prog_free_deferred r5:800f0013 r4:80239bd0 r4:e0679dc0 r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-syzkaller #0 r5:84828000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 r5:85cfeb8c r4:85cfe800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Exception stack(0xe0679d20 to 0xe0679d68) r4:e0679dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:75:3287 blocked for more than 452 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:75 state:D stack:0 pid:3287 tgid:3287 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84828c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ba900 r7:dddced40 r6:83018000 r5:849cf78c r4:84b82500 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84828c00 r8:84b8252c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b82500 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b82500 r8:8027ed34 r7:dfb05e60 r6:84b82580 r5:84828c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb0dfb0 to 0xdfb0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b8a200 INFO: task kworker/0:75:3287 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: dc55e000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r4:00000000 r5:8503d38c r4:8503d000 r4:85066f80 9fa0: 00000000 00000000 00000000 00000000 task:kworker/0:76 state:D stack:0 pid:3288 tgid:3288 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84829800 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r4:82ac11e4 r4:e0679dc0 r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 r4:85066f80 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:77 state:D stack:0 pid:3291 tgid:3291 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8482a400 r4:82918640 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ba800 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8482a400 r7:00000000 r6:83018000 r5:00001000 r4:7f9ed000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edaf1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849cfb8c r4:849cf800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849cfb8c r4:84b82700 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8482a400 r8:84b8272c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b82700 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b82700 r8:8027ed34 r7:dfb21e60 r6:84b82780 r5:8482a400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb3dfb0 to 0xdfb3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b8a7c0 INFO: task kworker/0:77:3291 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: dd02b000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:82918644 r9:dfb45d84 r8:00000002 r7:60000113 r6:dfb45d8c r5:8482b000 r5:8482b000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8482b000 r7:00000000 r6:83018000 r5:00001000 r4:7f9ad000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed387000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849cff8c r4:849cfc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849cff8c r4:84b82800 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8482b000 r8:84b8282c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b82800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b82800 r8:8027ed34 r7:dfb21e60 r6:84b82880 r5:8482b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfb45fb0 to 0xdfb45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 9d60: 800f0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r5:00001000 r4:dfadd000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:8482bc00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: dd02b000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:80:3297 blocked for more than 452 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:80 state:D stack:0 pid:3297 tgid:3297 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfb75d84 r8:00000002 r7:60000113 r6:dfb75d8c r5:8482d400 r4:8482d400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8482d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfb75e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b99800 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8482d400 r7:00000000 r6:83018000 r5:00001000 r4:7f9a5000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed1cf000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849dc78c r4:849dc400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849dc78c r4:84b82a00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8482d400 r8:84b82a2c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b82a00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xdfb75fb0 to 0xdfb75ff8) task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e0679dc0 r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:81:3298 blocked for more than 452 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:81 state:D stack:0 pid:3298 tgid:3298 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:8482e000 r5:8482e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849dc38c r4:849dc000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849dc38c r4:84b82b00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8482e000 r8:84b82b2c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b82b00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b82b00 r8:8027ed34 r7:dfb75e60 r6:84b82b80 r5:8482e000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcf5fb0 to 0xdfcf5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b8aa80 INFO: task kworker/0:81:3298 is blocked on a mutex likely owned by task kworker/0:225:3817. Exception stack(0xe0679d20 to 0xe0679d68) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 r4:85066f80 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:82 state:D stack:0 pid:3299 tgid:3299 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8482ec00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:84b82c00 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:83:3302 blocked for more than 452 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:83 state:D stack:0 pid:3302 tgid:3302 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfcfdd84 r8:00000002 r7:60000113 r6:dfcfdd8c r5:84880000 r4:84880000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84880000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcfde08 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xdfcfdfb0 to 0xdfcfdff8) INFO: task kworker/0:83:3302 is blocked on a mutex likely owned by task kworker/0:225:3817. [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r5:8503d38c r4:8503d000 r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 INFO: task kworker/0:84:3303 blocked for more than 452 seconds. r5:84882400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:84b82e00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b82e00 r8:8027ed34 r7:dfcfde60 r6:84b82e80 r5:84882400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfd01fb0 to 0xdfd01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b99080 INFO: task kworker/0:84:3303 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: dda69000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/0:85:3305 blocked for more than 452 seconds. r10:82918644 r9:dfd05d84 r8:00000002 r7:60000113 r6:dfd05d8c r5:84883000 r5:84883000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r4:e0679dc0 r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 r4:85066f80 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:84881800 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:84b9b000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b9b000 r8:8027ed34 r7:dfd01e60 r6:84b9b080 r5:84881800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfd09fb0 to 0xdfd09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b991c0 INFO: task kworker/0:86:3307 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: de35a000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:87:3310 blocked for more than 452 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:87 state:D stack:0 pid:3310 tgid:3310 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfcf9d84 r8:00000002 r7:60000113 r6:dfcf9d8c r5:84883c00 r4:84883c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84883c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcf9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474dfc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84883c00 r7:00000000 r6:83018000 r5:00001000 r4:7f999000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd91000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xdfcf9fb0 to 0xdfcf9ff8) INFO: task kworker/0:87:3310 is blocked on a mutex likely owned by task kworker/0:225:3817. r5:800f0013 r4:80239bd0 r4:e0679dc0 r5:00001000 r4:dfadd000 r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:82918644 r9:dfd0dd84 r8:00000002 r7:60000113 r6:dfd0dd8c r5:84884800 r5:84884800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd0de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba5780 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84884800 r7:00000000 r6:83018000 r5:00001000 r4:7f98f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbad000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849de78c r4:849de400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849de78c r4:84b9b200 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84884800 r8:84b9b22c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b9b200 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b9b200 r8:8027ed34 r7:dfcf9e60 r6:84b9b280 r5:84884800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfd0dfb0 to 0xdfd0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b99740 INFO: task kworker/0:88:3311 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: de87f000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r5:00001000 r4:dfadd000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:84885400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd11e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba5080 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:00000000 r9:84b9b300 r8:8027ed34 r7:dfd0de60 r6:84b9b380 r5:84885400 r4:84b99840 Call trace: 9d60: 800f0013 ffffffff r4:e0679dc0 r5:00001000 r4:dfadd000 r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-syzkaller #0 r4:84886000 r5:84886000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:859cfb8c r4:859cf800 r4:84b9b400 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:91:3318 blocked for more than 452 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:91 state:D stack:0 pid:3318 tgid:3318 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfd1dd84 r8:00000002 r7:60000113 r6:dfd1dd8c r5:84886c00 r4:84886c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84886c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd1de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a77180 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84886c00 r7:00000000 r6:83018000 r5:00001000 r4:7f995000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc39000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849def8c r4:849dec00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849def8c r4:84b9b500 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84886c00 r8:84b9b52c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b9b500 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b9b500 r8:8027ed34 r7:dfd0de60 r6:84b9b580 r5:84886c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfd1dfb0 to 0xdfd1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:800f0013 r4:80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:92:3319 blocked for more than 452 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:92 state:D stack:0 pid:3319 tgid:3319 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfd15d84 r8:00000002 r7:60000013 r6:dfd15d8c r5:84880c00 r5:84880c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd15e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84b9b600 r8:8027ed34 r7:dfd0de60 r6:84b9b680 r5:84880c00 INFO: task kworker/0:92:3319 is blocked on a mutex likely owned by task kworker/0:225:3817. Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: def32000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:00000000 r5:00001000 r4:dfadd000 r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 9fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-syzkaller #0 r4:84890000 r5:84890000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:84b9b700 Exception stack(0xdfd35fb0 to 0xdfd35ff8) INFO: task kworker/0:93:3321 is blocked on a mutex likely owned by task kworker/0:225:3817. r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: def32000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:94:3324 blocked for more than 452 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:94 state:D stack:0 pid:3324 tgid:3324 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfd41d84 r8:00000002 r7:60000013 r6:dfd41d8c r5:84892400 r4:84892400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84892400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd41e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r4:84b9b800 Exception stack(0xdfd41fb0 to 0xdfd41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84ba5180 INFO: task kworker/0:94:3324 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: df8fb000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:84893c00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 9d60: 800f0013 ffffffff r4:e0679dc0 r5:00001000 r4:dfadd000 r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84893000 r5:84893000 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd5de08 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849dfb8c r4:849df800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849dfb8c r4:84b9bb00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84893000 r8:84b9bb2c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b9bb00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b9bb00 r8:8027ed34 r7:dfd49e60 r6:84b9bb80 r5:84893000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfd5dfb0 to 0xdfd5dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84ba5900 INFO: task kworker/0:97:3329 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: df8fb000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:18 state:D stack:0 pid:3335 tgid:3335 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84896000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r4:82ac11e4 r4:e0679dc0 r5:00001000 r4:dfadd000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:19:3336 blocked for more than 452 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:19 state:D stack:0 pid:3336 tgid:3336 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfd6dd84 r8:00000002 r7:60000113 r6:dfd6dd8c r5:84896c00 r4:84896c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84896c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd6de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847738c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84896c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec747000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8590078c r4:85900400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8590078c r4:84b70380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84896c00 r8:84b703ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84b70380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b70380 r8:8027ed34 r7:dfd69e60 r6:84b9bc80 r5:84896c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfd6dfb0 to 0xdfd6dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84ba4280 INFO: task kworker/1:19:3336 is blocked on a mutex likely owned by task kworker/0:225:3817. Exception stack(0xe0679d20 to 0xe0679d68) r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:844fb000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847737c0 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 r4:85066f80 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfcd9d84 r8:00000002 r7:60000113 r6:dfcd9d8c r5:844fe000 r4:844fe000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:844fe000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfcd9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84773440 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:844fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec699000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858ff78c r4:858ff400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858ff78c r4:84b70500 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:844fe000 r8:84b7052c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84b70500 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b70500 r8:8027ed34 r7:dfd69e60 r6:84b70580 r5:844fe000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfcd9fb0 to 0xdfcd9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84ba44c0 INFO: task kworker/1:21:3340 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: e078d000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:22:3342 blocked for more than 452 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:22 state:D stack:0 pid:3342 tgid:3342 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfd71d84 r8:00000002 r7:60000113 r6:dfd71d8c r5:844fd400 r4:844fd400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:844fd400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd71e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84773600 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xdfd71fb0 to 0xdfd71ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:00000000 9d60: 800f0013 ffffffff r4:e0679dc0 r5:00001000 r4:dfadd000 r4:85066f80 9fa0: 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:844fec00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd75e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856bab80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:844fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfaa3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849cf38c r4:849cf000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849cf38c r4:84b9bd00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:844fec00 r8:84b9bd2c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b9bd00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b9bd00 r8:8027ed34 r7:dfd49e60 r6:84b70700 r5:844fec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfd75fb0 to 0xdfd75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84ba5cc0 INFO: task kworker/0:98:3343 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: e078d000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:23 state:D stack:0 pid:3344 tgid:3344 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:844f9800 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:844f9800 r8:84b707ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 Exception stack(0xdfd79fb0 to 0xdfd79ff8) task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e0679dc0 r4:00000000 r5:00001000 r4:dfadd000 r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:24 state:D stack:0 pid:3346 tgid:3346 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84918000 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd7de08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84918000 r8:84b708ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84b70880 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b70880 r8:8027ed34 r7:dfd79e60 r6:84b70900 r5:84918000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfd7dfb0 to 0xdfd7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84ba48c0 INFO: task kworker/1:24:3346 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: e1263000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:25:3351 blocked for more than 453 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:25 state:D stack:0 pid:3351 tgid:3351 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:84918c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562b140 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-syzkaller #0 r5:8491b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84ba12c0 INFO: task kworker/1:26:3353 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: e1263000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:27:3355 blocked for more than 453 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:27 state:D stack:0 pid:3355 tgid:3355 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfd89d84 r8:00000002 r7:60000113 r6:dfd89d8c r5:8491bc00 r4:8491bc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8491bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd89e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562b2c0 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r4:e0679dc0 r4:00000000 r5:8503d38c r4:8503d000 r4:85066f80 9fa0: 00000000 00000000 00000000 00000000 task:kworker/1:28 state:D stack:0 pid:3357 tgid:3357 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8491c800 r4:82918640 r4:00000000 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562b440 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8491c800 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eca1d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8590338c r4:85903000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8590338c r4:84b70d00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8491c800 r8:84b70d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84b70d00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b70d00 r8:8027ed34 r7:dfd89e60 r6:84b70d80 r5:8491c800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfd8dfb0 to 0xdfd8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84ba1300 INFO: task kworker/1:28:3357 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: e1d39000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:8491d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:84b70e00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:30 state:D stack:0 pid:3361 tgid:3361 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8491e000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85903b8c r4:85903800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85903b8c r4:84b70f00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8491e000 r8:84b70f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84b70f00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b70f00 r8:8027ed34 r7:dfd91e60 r6:84b70f80 r5:8491e000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfd95fb0 to 0xdfd95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84ba15c0 INFO: task kworker/1:30:3361 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: e21aa000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:31:3363 blocked for more than 453 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:31 state:D stack:0 pid:3363 tgid:3363 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:dfd99d84 r8:00000002 r7:60000013 r6:dfd99d8c r5:8491ec00 r4:8491ec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8491ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfd99e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562b7c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8491ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecab3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85903f8c r4:85903c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85903f8c r4:84b85080 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8491ec00 r8:84b850ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fa0: 00000000 00000000 00000000 00000000 r4:00000000 r5:800f0013 r4:80239bd0 r4:e0679dc0 r4:00000000 r5:8503d38c r4:8503d000 r4:85066f80 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:32 state:D stack:0 pid:3366 tgid:3366 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8491a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8562b940 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:32:3366 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: e2512000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:33:3367 blocked for more than 453 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:82918644 r9:dfda1d84 r8:00000002 r7:60000113 r6:dfda1d8c r5:844fbc00 r5:844fbc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8590438c r4:85904000 r4:84b85280 1fa0: 00000000 00000000 00000000 00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:85086c80 task:kworker/1:34 state:D stack:0 pid:3370 tgid:3370 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:844fc800 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b85380 r8:8027ed34 r7:dfd9de60 r6:84b85400 r5:844fc800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xdfda5fb0 to 0xdfda5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84ba1c40 INFO: task kworker/1:34:3370 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: e340a000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Not tainted 6.15.0-syzkaller #0 r5:84510000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:dfda9e08 r9:83018205 r8:84510000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 r7:ddde2d40 r6:83018200 r5:85904f8c r4:84b85480 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 9d60: 800f0013 ffffffff [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8503d38c r4:8503d000 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084200 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb2d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d78c r4:8503d400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d78c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 INFO: task kworker/0:227:3822 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: e340a000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) Exception stack(0xe0679fb0 to 0xe0679ff8) Not tainted 6.15.0-syzkaller #0 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 INFO: task kworker/1:134:3830 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e0679dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:61c88647 r9:8487a400 r8:850934ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Exception stack(0xe0679d20 to 0xe0679d68) 9d20: e3fdb000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:228:3836 blocked for more than 453 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:228 state:D stack:0 pid:3836 tgid:3836 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e069dd84 r8:00000002 r7:60000113 r6:e069dd8c r5:848f0c00 r4:848f0c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:848f0c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e069de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084b00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fa0: 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Exception stack(0xe0679d20 to 0xe0679d68) r4:e0679dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:229:3840 blocked for more than 453 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:229 state:D stack:0 pid:3840 tgid:3840 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e06c1d84 r8:00000002 r7:60000113 r6:e06c1d8c r5:848f3c00 r4:848f3c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:848f3c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084a40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e00ab000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503db8c r4:8503d800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503db8c r4:8508b300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f3c00 r8:8508b32c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b300 r8:8027ed34 r7:e069de60 r6:8508b400 r5:848f3c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06c1fb0 to 0xe06c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85084180 INFO: task kworker/0:229:3840 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: e4519000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 Exception stack(0xe0679fb0 to 0xe0679ff8) Not tainted 6.15.0-syzkaller #0 r4:8487bc00 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:00001000 r4:dfd57000 r7:ddde2d40 r6:83018200 r5:8501ab8c r4:85093600 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487bc00 r8:8509362c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093600 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093600 r8:8027ed34 r7:e06bde60 r6:85093680 r5:8487bc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06b1fb0 to 0xe06b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508fd00 INFO: task kworker/1:137:3841 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: e4823000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:138:3844 blocked for more than 453 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:138 state:D stack:0 pid:3844 tgid:3844 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e06b9d84 r8:00000002 r7:60000113 r6:e06b9d8c r5:8487c800 r4:8487c800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8487c800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06b9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fdc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487c800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 r5:00001000 r4:dfea7000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:8508ff00 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:139:3846 blocked for more than 453 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:139 state:D stack:0 pid:3846 tgid:3846 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e06c5d84 r8:00000002 r7:60000113 r6:e06c5d8c r5:8487d400 r4:8487d400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8487d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06c5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508ff40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487d400 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d40 r6:83018200 r5:8501b38c r4:85093800 task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0679d20 to 0xe0679d68) 9d20: e4c2a000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:140:3847 blocked for more than 453 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:140 state:D stack:0 pid:3847 tgid:3847 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e06add84 r8:00000002 r7:60000113 r6:e06add8c r5:8487e000 r4:8487e000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8487e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06ade08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84744540 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487e000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e002b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501b78c r4:8501b400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501b78c r4:85093900 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487e000 r8:8509392c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:85093900 r8:8027ed34 r7:e06bde60 r6:85093980 r5:8487e000 task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:8487ec00 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xe06cdfb0 to 0xe06cdff8) task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xe0679fb0 to 0xe0679ff8) r4:85086c80 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e06d5d84 r8:00000002 r7:60000013 r6:e06d5d8c r5:848f8000 r4:848f8000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:848f8000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06d5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850801c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:848f8000 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e006b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501bf8c r4:8501bc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501bf8c r4:85093b00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f8000 r8:85093b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093b00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093b00 r8:8027ed34 r7:e06cde60 r6:85093b80 r5:848f8000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06d5fb0 to 0xe06d5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85080240 INFO: task kworker/1:142:3851 is blocked on a mutex likely owned by task kworker/0:225:3817. Workqueue: events bpf_prog_free_deferred 9d60: 800f0013 ffffffff [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 Exception stack(0xe0679fb0 to 0xe0679ff8) INFO: task kworker/1:143:3853 blocked for more than 453 seconds. r5:848f8c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r5:00001000 r4:e00ed000 r4:00000001 Workqueue: events bpf_prog_free_deferred r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 Exception stack(0xe0679fb0 to 0xe0679ff8) Not tainted 6.15.0-syzkaller #0 r5:848f9800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084c80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e00d7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503e38c r4:8503e000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503e38c r4:8508b480 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f9800 r8:8508b4ac r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b480 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b480 r8:8027ed34 r7:e069de60 r6:85093d00 r5:848f9800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06e5fb0 to 0xe06e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85084b40 INFO: task kworker/0:230:3856 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: e5629000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06e9e08 r9:83018005 r8:848fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Exception stack(0xe0679d20 to 0xe0679d68) r4:e0679dc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:232:3858 blocked for more than 453 seconds. Not tainted 6.15.0-syzkaller #0 r10:82918644 r9:e06d1d84 r8:00000002 r7:60000113 r6:e06d1d8c r5:848f3000 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: e5629000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:144:3862 blocked for more than 453 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:144 state:D stack:0 pid:3862 tgid:3862 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:82918644 r9:e06f5d84 r8:00000002 r7:60000113 r6:e06f5d8c r5:848f5400 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:61c88647 r9:848f5400 r8:85093e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093e00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093e00 r8:8027ed34 r7:e06cde60 r6:8508b680 r5:848f5400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06f5fb0 to 0xe06f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850809c0 INFO: task kworker/1:144:3862 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r4:85066f80 Exception stack(0xe0679fb0 to 0xe0679ff8) Not tainted 6.15.0-syzkaller #0 r5:848f6000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 r5:00001000 r4:e049b000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r5:848f4800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0701e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85080c40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:848f4800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e016d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850a878c r4:850a8400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850a878c r4:85093f00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f4800 r8:85093f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093f00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093f00 r8:8027ed34 r7:e06fde60 r6:8508b780 r5:848f4800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0701fb0 to 0xe0701ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85080a40 INFO: task kworker/1:146:3865 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: e626d000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 Exception stack(0xe0679fb0 to 0xe0679ff8) Not tainted 6.15.0-syzkaller #0 r5:848f6c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:61c88647 r9:848f6c00 r8:85093fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8503d38c r4:8503d000 r4:85066f80 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e070dd84 r8:00000002 r7:60000113 r6:e070dd8c r5:848b8c00 r4:848b8c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:848b8c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e070de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85080f40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:848b8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9cb000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850a938c r4:850a9000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850a938c r4:8507b000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848b8c00 r8:8507b02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8507b000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8507b000 r8:8027ed34 r7:e0709e60 r6:8508b880 r5:848b8c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe070dfb0 to 0xe070dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85080cc0 INFO: task kworker/1:148:3869 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac11e4 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8503d38c r4:8503d000 r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 Not tainted 6.15.0-syzkaller #0 r4:848b8000 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r5:00001000 r4:df9fb000 r10:61c88647 r9:848b8000 r8:8507b0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:e0679dc0 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:150 state:D stack:0 pid:3874 tgid:3874 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e0721d84 r8:00000002 r7:60000013 r6:e0721d8c r5:848ba400 r4:848ba400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:848ba400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0721e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506f280 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:848ba400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfcb3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850aa38c r4:850aa000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850aa38c r4:8507b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848ba400 r8:8507b12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8507b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8507b100 r8:8027ed34 r7:e0715e60 r6:8508b980 r5:848ba400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0721fb0 to 0xe0721ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85080500 INFO: task kworker/1:150:3874 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 Exception stack(0xe0679fb0 to 0xe0679ff8) Not tainted 6.15.0-syzkaller #0 r5:848b9800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xe0725fb0 to 0xe0725ff8) task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:152:3878 blocked for more than 453 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:152 state:D stack:0 pid:3878 tgid:3878 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e0729d84 r8:00000002 r7:60000013 r6:e0729d8c r5:848bbc00 r4:848bbc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:848bbc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0729e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506f040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:848bbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc37000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850a9f8c r4:850a9c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8507b200 r8:8027ed34 r7:e0721e60 r6:8508ba80 r5:848bbc00 task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e0679dc0 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:85086c80 Workqueue: events bpf_prog_free_deferred r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 9d20: e702c000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:233:3883 blocked for more than 453 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:233 state:D stack:0 pid:3883 tgid:3883 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e06edd84 r8:00000002 r7:60000113 r6:e06edd8c r5:848bd400 r4:848bd400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:848bd400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06ede08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b98340 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa89000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503ef8c r4:8503ec00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503ef8c r4:8508bb80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848bd400 r8:8508bbac r7:82804d40 r6:dddced40 r5:dddced60 r4:8508bb80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508bb80 r8:8027ed34 r7:e06e9e60 r6:8508bc00 r5:848bd400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 9d60: 800f0013 ffffffff r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 r10:82918644 r9:e072dd84 r8:00000002 r7:60000013 r6:e072dd8c r5:848be000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506f400 r9:83018205 r8:848be000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdf9000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850aa78c r4:850aa400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850aa78c r4:8507b300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848be000 r8:8507b32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8507b300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8507b300 r8:8027ed34 r7:e071de60 r6:8508bc80 r5:848be000 r4:00000001 task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:8507b380 Workqueue: events bpf_prog_free_deferred r4:e0679dc0 r5:8503d38c r4:8503d000 9fa0: 00000000 00000000 00000000 00000000 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e073de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506f700 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:848c8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfe83000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850ab38c r4:850ab000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850ab38c r4:8507b400 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848c8c00 r8:8507b42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8507b400 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8507b400 r8:8027ed34 r7:e0735e60 r6:8508bd80 r5:848c8c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe073dfb0 to 0xe073dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8506f500 INFO: task kworker/1:156:3889 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: e7aef000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r4:e0679dc0 r5:8503d38c r4:8503d000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r7:ddde2d40 r6:83018200 r5:850acb8c r4:8507b480 Workqueue: events bpf_prog_free_deferred r4:00000000 r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:158:3892 blocked for more than 453 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Call trace: [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r5:850ab78c r4:850ab400 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:e0679dc0 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Not tainted 6.15.0-syzkaller #0 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r7:ddde2d40 r6:83018200 r5:850abb8c r4:8507b580 Workqueue: events bpf_prog_free_deferred r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:160:3896 blocked for more than 453 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:160 state:D stack:0 pid:3896 tgid:3896 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e0759d84 r8:00000002 r7:60000113 r6:e0759d8c r5:848cbc00 r4:848cbc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:848cbc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0759e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506fb00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:848cbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dffe3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850abf8c r4:850abc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850abf8c r4:8507b600 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848cbc00 r8:8507b62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8507b600 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8507b600 r8:8027ed34 r7:e0745e60 r6:8508bf80 r5:848cbc00 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:e0679dc0 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:00000000 r5:00001000 r4:e0001000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850ac38c r4:850ac000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850ac38c r4:8507b680 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848c8000 r8:8507b6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8507b680 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8507b680 r8:8027ed34 r7:e0745e60 r6:84ba0000 r5:848c8000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:e0679dc0 r5:8503d38c r4:8503d000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e076de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506fd80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:848cc800 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0029000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850ac78c r4:850ac400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850ac78c r4:8507b780 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848cc800 r8:8507b7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:8507b780 r8:8027ed34 r7:e0745e60 r6:84ba0080 r5:848cc800 Exception stack(0xe0679d20 to 0xe0679d68) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xe077dfb0 to 0xe077dff8) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8506fdc0 INFO: task kworker/1:163:3902 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: e87a3000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:848ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0125000 r5:850acf8c r4:850acc00 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:85066f80 INFO: task kworker/1:165:3906 blocked for more than 453 seconds. [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r5:850ad78c r4:850ad400 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 9fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:166:3908 blocked for more than 453 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:166 state:D stack:0 pid:3908 tgid:3908 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e0799d84 r8:00000002 r7:60000113 r6:e0799d8c r5:84ad0c00 r4:84ad0c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84ad0c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0799e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b95580 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r7:ddde2d40 r6:83018200 r5:83d1338c r4:8507b980 task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:234:3914 blocked for more than 453 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:234 state:D stack:0 pid:3914 tgid:3914 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e079dd84 r8:00000002 r7:60000013 r6:e079dd8c r5:84ad2400 r4:84ad2400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84ad2400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:235:3915 blocked for more than 453 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:235 state:D stack:0 pid:3915 tgid:3915 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e07b5d84 r8:00000002 r7:60000013 r6:e07b5d8c r5:848fd400 r4:848fd400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:848fd400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07b5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b982c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb97000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503f78c r4:8503f400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503f78c r4:84ba0400 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848fd400 r8:84ba042c r7:82804d40 r6:dddced40 r5:dddced60 r4:84ba0400 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ba0400 r8:8027ed34 r7:e079de60 r6:8507ba80 r5:848fd400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07b5fb0 to 0xe07b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b982c0 INFO: task kworker/0:235:3915 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: e9642000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:236:3917 blocked for more than 453 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:236 state:D stack:0 pid:3917 tgid:3917 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r9:83018005 r8:848fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd45000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503fb8c r4:8503f800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503fb8c r4:84ba0480 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848fa400 r8:84ba04ac r7:82804d40 r6:dddced40 r5:dddced60 r4:84ba0480 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ba0480 r8:8027ed34 r7:e079de60 r6:8507bb00 r5:848fa400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07bdfb0 to 0xe07bdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b98500 INFO: task kworker/0:236:3917 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: e9642000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 r5:8503d38c r4:8503d000 r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 INFO: task kworker/0:237:3919 blocked for more than 454 seconds. [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b98780 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfef7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503ff8c r4:8503fc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503ff8c r4:84ba0500 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848fe000 r8:84ba052c r7:82804d40 r6:dddced40 r5:dddced60 r4:84ba0500 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ba0500 r8:8027ed34 r7:e079de60 r6:8507bb80 r5:848fe000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07c5fb0 to 0xe07c5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b98680 INFO: task kworker/0:237:3919 is blocked on a mutex likely owned by task kworker/0:225:3817. r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: e98be000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/0:238:3922 blocked for more than 454 seconds. r5:848fec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b98f00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 9d60: 800f0013 ffffffff r4:e0679dc0 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:239:3924 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:239 state:D stack:0 pid:3924 tgid:3924 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e07c1d84 r8:00000002 r7:60000113 r6:e07c1d8c r5:848fc800 r4:848fc800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:848fc800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07c1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b98c00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848fc800 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e00a5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fa0: 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:00000000 r5:8503d38c r4:8503d000 r4:85066f80 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:848f1800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e07f9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b98c80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f1800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e00c9000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8505038c r4:85050000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8505038c r4:84ba0700 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f1800 r8:84ba072c r7:82804d40 r6:dddced40 r5:dddced60 r4:84ba0700 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ba0700 r8:8027ed34 r7:e07e5e60 r6:8507bd00 r5:848f1800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe07f9fb0 to 0xe07f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b98d00 INFO: task kworker/0:240:3926 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: e9d25000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r5:8503d38c r4:8503d000 r4:00000001 Not tainted 6.15.0-syzkaller #0 r5:84879800 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4805e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8507bd80 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:241:3929 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:241 state:D stack:0 pid:3929 tgid:3929 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e480dd84 r8:00000002 r7:60000113 r6:e480dd8c r5:84b18c00 r4:84b18c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b18c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e480de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b98e40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84b18c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:84ba0780 r4:84b98d40 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:242:3931 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:242 state:D stack:0 pid:3931 tgid:3931 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e4815d84 r8:00000002 r7:60000013 r6:e4815d8c r5:84b18000 r4:84b18000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b18000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4815e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506d380 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84b18000 r8:84ba082c r7:82804d40 r6:dddced40 r5:dddced60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Exception stack(0xe0679d20 to 0xe0679d68) r4:e0679dc0 r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:84b1a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r9:83018005 r8:84b1a400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: ea5bd000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:244:3936 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:244 state:D stack:0 pid:3936 tgid:3936 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e0731d84 r8:00000002 r7:60000013 r6:e0731d8c r5:84ad3c00 r4:84ad3c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84ad3c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e0731e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506d040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84ad3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e050f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8505138c r4:85051000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8505138c r4:84ba0900 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84ad3c00 r8:84ba092c r7:82804d40 r6:dddced40 r5:dddced60 r4:84ba0900 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ba0900 r8:8027ed34 r7:e4815e60 r6:84ba0980 r5:84ad3c00 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) task:kworker/0:245 state:D stack:0 pid:3938 tgid:3938 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r5:00001000 r4:e0521000 r4:00000001 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8506d300 INFO: task kworker/0:245:3938 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: eae03000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:246:3941 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:246 state:D stack:0 pid:3941 tgid:3941 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e4821d84 r8:00000002 r7:60000013 r6:e4821d8c r5:84ad5400 r4:84ad5400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84ad5400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4821e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506d680 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84ad5400 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0553000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8505238c r4:85052000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) Exception stack(0xe0679fb0 to 0xe0679ff8) INFO: task kworker/0:247:3942 blocked for more than 454 seconds. task:kworker/0:247 state:D stack:0 pid:3942 tgid:3942 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e482dd84 r8:00000002 r7:60000113 r6:e482dd8c r5:84ad6000 r4:84ad6000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84ad6000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e482de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506d480 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84ad6000 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0543000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85051f8c r4:85051c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85051f8c r4:84ba0c00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84ad6000 r8:84ba0c2c r7:82804d40 r6:dddced40 r5:dddced60 r4:84ba0c00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ba0c00 r8:8027ed34 r7:e4821e60 r6:84ba0c80 r5:84ad6000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe482dfb0 to 0xe482dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8506d340 INFO: task kworker/0:247:3942 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: eb415000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:248:3945 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:248 state:D stack:0 pid:3945 tgid:3945 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e4831d84 r8:00000002 r7:60000013 r6:e4831d8c r5:84ad6c00 r4:84ad6c00 r5:84ad6c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4831e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506d780 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84ad6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e057b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8505278c r4:85052400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8505278c r4:84ba0d00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84ad6c00 r8:84ba0d2c r7:82804d40 r6:dddced40 r5:dddced60 r4:84ba0d00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ba0d00 r8:8027ed34 r7:e4821e60 r6:84ba0d80 r5:84ad6c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4831fb0 to 0xe4831ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8506d640 INFO: task kworker/0:248:3945 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: eb415000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:249:3947 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:249 state:D stack:0 pid:3947 tgid:3947 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e4835d84 r8:00000002 r7:60000113 r6:e4835d8c r5:84ad3000 r4:84ad3000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84ad3000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4835e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506d940 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84ad3000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e05cb000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85052b8c r4:85052800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85052b8c r4:84ba0e00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84ad3000 r8:84ba0e2c r7:82804d40 r6:dddced40 r5:dddced60 r4:84ba0e00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ba0e00 r8:8027ed34 r7:e4831e60 r6:84ba0e80 r5:84ad3000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4835fb0 to 0xe4835ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8506d640 INFO: task kworker/0:249:3947 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: eb415000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:250:3950 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:250 state:D stack:0 pid:3950 tgid:3950 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e4839d84 r8:00000002 r7:60000013 r6:e4839d8c r5:84ad1800 r4:84ad1800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84ad1800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4839e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506da00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84ad1800 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e05d9000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85052f8c r4:85052c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85052f8c r4:84ba0f00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84ad1800 r8:84ba0f2c r7:82804d40 r6:dddced40 r5:dddced60 r4:84ba0f00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ba0f00 r8:8027ed34 r7:e4835e60 r6:84ba0f80 r5:84ad1800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4839fb0 to 0xe4839ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8506d900 INFO: task kworker/0:250:3950 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: ebde3000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:251:3951 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:251 state:D stack:0 pid:3951 tgid:3951 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e4865d84 r8:00000002 r7:60000013 r6:e4865d8c r5:84b1bc00 r4:84b1bc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b1bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4865e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506dc40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84b1bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0603000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8505338c r4:85053000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8505338c r4:84ba0600 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b1bc00 r8:84ba062c r7:82804d40 r6:dddced40 r5:dddced60 r4:84ba0600 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ba0600 r8:8027ed34 r7:e4839e60 r6:8508a000 r5:84b1bc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4865fb0 to 0xe4865ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8506d900 INFO: task kworker/0:251:3951 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: ebde3000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:252:3953 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:252 state:D stack:0 pid:3953 tgid:3953 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e486dd84 r8:00000002 r7:60000113 r6:e486dd8c r5:84b1c800 r4:84b1c800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b1c800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e486de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8506b080 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84b1c800 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e062b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85053b8c r4:85053800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85053b8c r4:8508c000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b1c800 r8:8508c02c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508c000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508c000 r8:8027ed34 r7:e4865e60 r6:8508a080 r5:84b1c800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe486dfb0 to 0xe486dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8506dc00 INFO: task kworker/0:252:3953 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: ebde3000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:253:3954 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:253 state:D stack:0 pid:3954 tgid:3954 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e483dd84 r8:00000002 r7:60000013 r6:e483dd8c r5:848bec00 r4:848bec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:848bec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e483de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r5:8505378c r4:85053400 r10:61c88647 r9:848bec00 r8:8508c0ac r7:82804d40 r6:dddced40 r5:dddced60 dfa0: 00000000 00000000 00000000 00000000 INFO: task kworker/0:253:3954 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: ec11f000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:254:3956 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:254 state:D stack:0 pid:3956 tgid:3956 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e06ddd84 r8:00000002 r7:60000013 r6:e06ddd8c r5:84af0c00 r4:84af0c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84af0c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e06dde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85089380 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84af0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e069f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85058b8c r4:85058800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85058b8c r4:8508c180 r4:8508c180 dfa0: 00000000 00000000 00000000 00000000 task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 9d20: ec5de000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:169:3958 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:169 state:D stack:0 pid:3958 tgid:3958 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e4875d84 r8:00000002 r7:60000113 r6:e4875d8c r5:84af1800 r4:84af1800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84af1800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4875e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85079900 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84af1800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dff6d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850aeb8c r4:850ae800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850aeb8c r4:8508a100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84af1800 r8:8508a12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8508a100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508a100 r8:8027ed34 r7:e4805e60 r6:8508c280 r5:84af1800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4875fb0 to 0xe4875ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85079380 INFO: task kworker/1:169:3958 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: ecbe7000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:255:3960 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:255 state:D stack:0 pid:3960 tgid:3960 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e4871d84 r8:00000002 r7:60000013 r6:e4871d8c r5:84af2400 r4:84af2400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84af2400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4871e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b98900 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84af2400 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0641000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85053f8c r4:85053c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85053f8c r4:8508c300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84af2400 r8:8508c32c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508c300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508c300 r8:8027ed34 r7:e06dde60 r6:8508c380 r5:84af2400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4871fb0 to 0xe4871ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85089080 INFO: task kworker/0:255:3960 is blocked on a mutex likely owned by task kworker/0:225:3817. task:kworker/0:225 state:R running task stack:0 pid:3817 tgid:3817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:84a75400 r8:80200be4 r7:e0679d54 r6:ffffffff r5:84a75400 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0679d20 to 0xe0679d68) 9d20: ecbe7000 ece27000 00000001 80239bb8 7f16f000 00000001 82ac11c4 82ac05a0 9d40: 7f16f000 ece27000 8280c9b4 e0679d9c e0679da0 e0679d70 80230af4 80239bd0 9d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0679dc0 r5:e0679e08 r4:e0679dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85084100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84a75400 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8503d38c r4:8503d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8503d38c r4:85066f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a75400 r8:85066fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85066f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85066f80 r8:8027ed34 r7:e0685e60 r6:8508b000 r5:84a75400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0679fb0 to 0xe0679ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:256:3962 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:256 state:D stack:0 pid:3962 tgid:3962 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e8885d84 r8:00000002 r7:60000013 r6:e8885d8c r5:84af3000 r4:84af3000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84af3000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8885e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85089040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84af3000 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e064f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8505838c r4:85058000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8505838c r4:8508c400 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84af3000 r8:8508c42c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508c400 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508c400 r8:8027ed34 r7:e06dde60 r6:8508c480 r5:84af3000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe8885fb0 to 0xe8885ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85089300 INFO: task kworker/0:256:3962 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 80020000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:257:3965 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:257 state:D stack:0 pid:3965 tgid:3965 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e8889d84 r8:00000002 r7:60000113 r6:e8889d8c r5:84af3c00 r4:84af3c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84af3c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8889e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850891c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84af3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0659000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8505878c r4:85058400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8505878c r4:8508c500 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84af3c00 r8:8508c52c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508c500 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508c500 r8:8027ed34 r7:e06dde60 r6:8508c580 r5:84af3c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe8889fb0 to 0xe8889ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85089180 INFO: task kworker/0:257:3965 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 80020000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:258:3966 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:258 state:D stack:0 pid:3966 tgid:3966 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e4879d84 r8:00000002 r7:60000113 r6:e4879d8c r5:84af4800 r4:84af4800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84af4800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e4879e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85089740 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84af4800 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e06f7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8505978c r4:85059400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8505978c r4:8508c600 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84af4800 r8:8508c62c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508c600 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508c600 r8:8027ed34 r7:e06dde60 r6:8508c680 r5:84af4800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe4879fb0 to 0xe4879ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85089180 INFO: task kworker/0:258:3966 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 806c6000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:259:3967 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:259 state:D stack:0 pid:3967 tgid:3967 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e8891d84 r8:00000002 r7:60000113 r6:e8891d8c r5:84af5400 r4:84af5400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84af5400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8891e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85089580 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84af5400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e06c7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85058f8c r4:85058c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85058f8c r4:8508c700 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84af5400 r8:8508c72c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508c700 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508c700 r8:8027ed34 r7:e4879e60 r6:8508c780 r5:84af5400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe8891fb0 to 0xe8891ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85089180 INFO: task kworker/0:259:3967 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 806c6000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:260:3970 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:260 state:D stack:0 pid:3970 tgid:3970 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e888dd84 r8:00000002 r7:60000113 r6:e888dd8c r5:84af6000 r4:84af6000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84af6000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e888de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85089540 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84af6000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e06e1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8505938c r4:85059000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8505938c r4:8508c800 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84af6000 r8:8508c82c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508c800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508c800 r8:8027ed34 r7:e4879e60 r6:8508c880 r5:84af6000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe888dfb0 to 0xe888dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85089740 INFO: task kworker/0:260:3970 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 809cc000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:261:3971 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:261 state:D stack:0 pid:3971 tgid:3971 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e8895d84 r8:00000002 r7:60000113 r6:e8895d8c r5:84af6c00 r4:84af6c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84af6c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e8895e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85089bc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84af6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f093000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07c7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85059f8c r4:85059c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85059f8c r4:8508c900 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84af6c00 r8:8508c92c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508c900 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508c900 r8:8027ed34 r7:e4879e60 r6:8508c980 r5:84af6c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe8895fb0 to 0xe8895ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85089740 INFO: task kworker/0:261:3971 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 809cc000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:262:3973 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:262 state:D stack:0 pid:3973 tgid:3973 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e889dd84 r8:00000002 r7:60000113 r6:e889dd8c r5:84af0000 r4:84af0000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84af0000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e889de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85089ac0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84af0000 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0771000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85059b8c r4:85059800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85059b8c r4:8508ca00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84af0000 r8:8508ca2c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508ca00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508ca00 r8:8027ed34 r7:e8895e60 r6:8508ca80 r5:84af0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe889dfb0 to 0xe889dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85089940 INFO: task kworker/0:262:3973 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 80e60000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:263:3976 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:263 state:D stack:0 pid:3976 tgid:3976 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e88a1d84 r8:00000002 r7:60000113 r6:e88a1d8c r5:84ab0000 r4:84ab0000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84ab0000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88a1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85089e00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84ab0000 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07dd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8505a38c r4:8505a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8505a38c r4:8508cb00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84ab0000 r8:8508cb2c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508cb00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508cb00 r8:8027ed34 r7:e8895e60 r6:8508cb80 r5:84ab0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88a1fb0 to 0xe88a1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85089b40 INFO: task kworker/0:263:3976 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 80e60000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:264:3977 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:264 state:D stack:0 pid:3977 tgid:3977 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e88a5d84 r8:00000002 r7:60000013 r6:e88a5d8c r5:84ab0c00 r4:84ab0c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84ab0c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88a5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b98880 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84ab0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df997000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8505a78c r4:8505a400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8505a78c r4:8508cc00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84ab0c00 r8:8508cc2c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508cc00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508cc00 r8:8027ed34 r7:e88a1e60 r6:8508cc80 r5:84ab0c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88a5fb0 to 0xe88a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85089b40 INFO: task kworker/0:264:3977 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 81410000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:265:3980 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:265 state:D stack:0 pid:3980 tgid:3980 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e88add84 r8:00000002 r7:60000013 r6:e88add8c r5:84ab2400 r4:84ab2400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84ab2400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88ade08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850df040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84ab2400 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9db000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8505ab8c r4:8505a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8505ab8c r4:8508cd00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84ab2400 r8:8508cd2c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508cd00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508cd00 r8:8027ed34 r7:e88a5e60 r6:8508cd80 r5:84ab2400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88adfb0 to 0xe88adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85089f40 INFO: task kworker/0:265:3980 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 82112000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:266:3981 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:266 state:D stack:0 pid:3981 tgid:3981 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e88b1d84 r8:00000002 r7:60000113 r6:e88b1d8c r5:84ab3000 r4:84ab3000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84ab3000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88b1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850df1c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84ab3000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa29000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8505af8c r4:8505ac00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8505af8c r4:8508ce00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84ab3000 r8:8508ce2c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508ce00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508ce00 r8:8027ed34 r7:e88ade60 r6:8508ce80 r5:84ab3000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88b1fb0 to 0xe88b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85089f40 INFO: task kworker/0:266:3981 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 82112000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:267:3984 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:267 state:D stack:0 pid:3984 tgid:3984 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e88b5d84 r8:00000002 r7:60000113 r6:e88b5d8c r5:84ab3c00 r4:84ab3c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84ab3c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88b5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850df340 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84ab3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbf5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8505b38c r4:8505b000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8505b38c r4:8508cf00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84ab3c00 r8:8508cf2c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508cf00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508cf00 r8:8027ed34 r7:e88b1e60 r6:8508cf80 r5:84ab3c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88b5fb0 to 0xe88b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850df180 INFO: task kworker/0:267:3984 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 82112000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:268:3986 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:268 state:D stack:0 pid:3986 tgid:3986 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e88a9d84 r8:00000002 r7:60000113 r6:e88a9d8c r5:84ab4800 r4:84ab4800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84ab4800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88a9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850df940 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84ab4800 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfe3f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8512038c r4:85120000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8512038c r4:850e0000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84ab4800 r8:850e002c r7:82804d40 r6:dddced40 r5:dddced60 r4:850e0000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e0000 r8:8027ed34 r7:e88b5e60 r6:850e0080 r5:84ab4800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88a9fb0 to 0xe88a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850df280 INFO: task kworker/0:268:3986 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 82112000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:269:3988 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:269 state:D stack:0 pid:3988 tgid:3988 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e88b9d84 r8:00000002 r7:60000013 r6:e88b9d8c r5:84ab5400 r4:84ab5400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84ab5400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88b9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850df540 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84ab5400 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc5d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8505b78c r4:8505b400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8505b78c r4:850e0100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84ab5400 r8:850e012c r7:82804d40 r6:dddced40 r5:dddced60 r4:850e0100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e0100 r8:8027ed34 r7:e88a9e60 r6:850e0180 r5:84ab5400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88b9fb0 to 0xe88b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850df500 INFO: task kworker/0:269:3988 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 82cca000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:270:3990 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:270 state:D stack:0 pid:3990 tgid:3990 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e88bdd84 r8:00000002 r7:60000113 r6:e88bdd8c r5:84ab6000 r4:84ab6000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84ab6000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88bde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850df640 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84ab6000 r7:00000000 r6:83018000 r5:00001000 r4:7f033000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfcc5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8505bb8c r4:8505b800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8505bb8c r4:850e0200 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84ab6000 r8:850e022c r7:82804d40 r6:dddced40 r5:dddced60 r4:850e0200 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e0200 r8:8027ed34 r7:e88a9e60 r6:850e0280 r5:84ab6000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88bdfb0 to 0xe88bdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850df5c0 INFO: task kworker/0:270:3990 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 82cca000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:271:3992 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:271 state:D stack:0 pid:3992 tgid:3992 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e88c1d84 r8:00000002 r7:60000113 r6:e88c1d8c r5:84ab6c00 r4:84ab6c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84ab6c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88c1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850df840 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84ab6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfde5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8505bf8c r4:8505bc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8505bf8c r4:850e0300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84ab6c00 r8:850e032c r7:82804d40 r6:dddced40 r5:dddced60 r4:850e0300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e0300 r8:8027ed34 r7:e88a9e60 r6:850e0380 r5:84ab6c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88c1fb0 to 0xe88c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850dfa80 INFO: task kworker/0:271:3992 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 83137000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:272:3994 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:272 state:D stack:0 pid:3994 tgid:3994 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e88c9d84 r8:00000002 r7:60000013 r6:e88c9d8c r5:84b38000 r4:84b38000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b38000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88c9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e8a00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84b38000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0705000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85121b8c r4:85121800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85121b8c r4:850e0400 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b38000 r8:850e042c r7:82804d40 r6:dddced40 r5:dddced60 r4:850e0400 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e0400 r8:8027ed34 r7:e88a9e60 r6:850e0480 r5:84b38000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88c9fb0 to 0xe88c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850df8c0 INFO: task kworker/0:272:3994 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 83137000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:273:3995 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:273 state:D stack:0 pid:3995 tgid:3995 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e88cdd84 r8:00000002 r7:60000013 r6:e88cdd8c r5:84b38c00 r4:84b38c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b38c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88cde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dfe80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84b38c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dffbb000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced40 r6:83018000 r5:8512078c r4:850e0500 Workqueue: events bpf_prog_free_deferred 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:274:4000 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:274 state:D stack:0 pid:4000 tgid:4000 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e88d9d84 r8:00000002 r7:60000113 r6:e88d9d8c r5:84b39800 r4:84b39800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b39800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88d9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85089ec0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84b39800 r7:00000000 r6:83018000 r5:00001000 r4:7f061000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0013000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85120b8c r4:85120800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85120b8c r4:850e0600 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b39800 r8:850e062c r7:82804d40 r6:dddced40 r5:dddced60 r4:850e0600 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e0600 r8:8027ed34 r7:e88c9e60 r6:850e0680 r5:84b39800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88d9fb0 to 0xe88d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/0:274:4000 is blocked on a mutex likely owned by task kworker/0:227:3822. r4:00000000 1d60: 800f0013 ffffffff r4:82ac11e4 r4:e0691dc0 r4:00000000 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:275:4002 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:275 state:D stack:0 pid:4002 tgid:4002 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e88ddd84 r8:00000002 r7:60000013 r6:e88ddd8c r5:84b3a400 r4:84b3a400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b3a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88dde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e80c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84b3a400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0103000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85120f8c r4:85120c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85120f8c r4:850e0700 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b3a400 r8:850e072c r7:82804d40 r6:dddced40 r5:dddced60 r4:850e0700 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e0700 r8:8027ed34 r7:e88c9e60 r6:850e0780 r5:84b3a400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88ddfb0 to 0xe88ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850e8140 INFO: task kworker/0:275:4002 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 84209000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r4:00000001 Exception stack(0xe0691fb0 to 0xe0691ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 INFO: task kworker/0:276:4003 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:276 state:D stack:0 pid:4003 tgid:4003 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e88e1d84 r8:00000002 r7:60000013 r6:e88e1d8c r5:84b3bc00 r4:84b3bc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b3bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88e1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e8700 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84b3bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0149000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8512138c r4:85121000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8512138c r4:850e0800 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b3bc00 r8:850e082c r7:82804d40 r6:dddced40 r5:dddced60 r4:850e0800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e0800 r8:8027ed34 r7:e88c9e60 r6:850e0880 r5:84b3bc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88e1fb0 to 0xe88e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850e8140 INFO: task kworker/0:276:4003 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 84209000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:170:4005 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:170 state:D stack:0 pid:4005 tgid:4005 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e88e9d84 r8:00000002 r7:60000013 r6:e88e9d8c r5:84b3d400 r4:84b3d400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b3d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88e9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851902c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84b3d400 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e003f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850aff8c r4:850afc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850aff8c r4:8508a180 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b3d400 r8:8508a1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8508a180 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508a180 r8:8027ed34 r7:e4805e60 r6:850e0900 r5:84b3d400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88e9fb0 to 0xe88e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85079740 INFO: task kworker/1:170:4005 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 8497f000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:171:4006 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:171 state:D stack:0 pid:4006 tgid:4006 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e88edd84 r8:00000002 r7:60000113 r6:e88edd8c r5:84b3b000 r4:84b3b000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b3b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88ede08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f2500 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84b3b000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0791000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850af38c r4:850af000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850af38c r4:8508a200 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b3b000 r8:8508a22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8508a200 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508a200 r8:8027ed34 r7:e88e9e60 r6:850e0980 r5:84b3b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88edfb0 to 0xe88edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85079740 INFO: task kworker/1:171:4006 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 85034000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 r4:00000001 Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:277:4008 blocked for more than 454 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:277 state:D stack:0 pid:4008 tgid:4008 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e88f1d84 r8:00000002 r7:60000113 r6:e88f1d8c r5:84b3ec00 r4:84b3ec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b3ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88f1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e8800 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84b3ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f069000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:850e0a00 r4:00000001 1fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0691d20 to 0xe0691d68) 1d60: 800f0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:00000000 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r5:85f9ab8c r4:85f9a800 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/0:278:4011 blocked for more than 454 seconds. Workqueue: events bpf_prog_free_deferred r4:84b3e000 r5:84b3e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88e5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e8b00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84b3e000 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0717000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85121f8c r4:85121c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85121f8c r4:850e0b00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b3e000 r8:850e0b2c r7:82804d40 r6:dddced40 r5:dddced60 r4:850e0b00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e0b00 r8:8027ed34 r7:e88c9e60 r6:850e0b80 r5:84b3e000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88e5fb0 to 0xe88e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850e8880 INFO: task kworker/0:278:4011 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 85b5c000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:279:4013 blocked for more than 455 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:279 state:D stack:0 pid:4013 tgid:4013 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e88d1d84 r8:00000002 r7:60000013 r6:e88d1d8c r5:84b3c800 r4:84b3c800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b3c800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88d1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850e8c80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84b3c800 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0739000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8512238c r4:85122000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8512238c r4:850e0c00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b3c800 r8:850e0c2c r7:82804d40 r6:dddced40 r5:dddced60 r4:850e0c00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e0c00 r8:8027ed34 r7:e88e5e60 r6:850e0c80 r5:84b3c800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88d1fb0 to 0xe88d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850e8a80 INFO: task kworker/0:279:4013 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 85fad000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:280:4016 blocked for more than 455 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:280 state:D stack:0 pid:4016 tgid:4016 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e88f5d84 r8:00000002 r7:60000113 r6:e88f5d8c r5:84ab1800 r5:84ab1800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d60: 800f0013 ffffffff r4:e0691dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8508b100 Exception stack(0xe0691fb0 to 0xe0691ff8) r4:85086c80 task:kworker/0:281 state:D stack:0 pid:4018 tgid:4018 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84b19800 r4:82918640 r4:00000000 r4:00000000 r5:85122f8c r4:85122c00 r4:850e0e00 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:282:4019 blocked for more than 455 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:282 state:D stack:0 pid:4019 tgid:4019 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ea911d84 r8:00000002 r7:60000113 r6:ea911d8c r5:84b1b000 r4:84b1b000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b1b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea911e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dfd40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84b1b000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0755000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85122b8c r4:85122800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85122b8c r4:850e0e80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b1b000 r8:850e0eac r7:82804d40 r6:dddced40 r5:dddced60 r4:850e0e80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e0e80 r8:8027ed34 r7:ea90de60 r6:8508a300 r5:84b1b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea911fb0 to 0xea911ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850dfa80 INFO: task kworker/0:282:4019 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:84b1e000 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea915e08 r4:00000000 r5:00001000 r4:e4801000 r7:dddced40 r6:83018000 r5:85123b8c r4:850e0f00 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:800f0013 r4:80239bd0 r4:e0691dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:284:4022 blocked for more than 455 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:284 state:D stack:0 pid:4022 tgid:4022 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ea91dd84 r8:00000002 r7:60000013 r6:ea91dd8c r5:848fbc00 r4:848fbc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:848fbc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea91de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85079200 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848fbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0779000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8512338c r4:85123000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8512338c r4:850e0f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848fbc00 r8:850e0fac r7:82804d40 r6:dddced40 r5:dddced60 r4:850e0f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850e0f80 r8:8027ed34 r7:ea915e60 r6:8508a400 r5:848fbc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea91dfb0 to 0xea91dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850e8140 INFO: task kworker/0:284:4022 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:00000000 r5:00001000 r4:ee7d5000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:85086c80 Workqueue: events bpf_prog_free_deferred r5:84b1d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8512378c r4:85123400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8512378c r4:850ee000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b1d400 r8:850ee02c r7:82804d40 r6:dddced40 r5:dddced60 r4:850ee000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ee000 r8:8027ed34 r7:ea915e60 r6:8508a480 r5:84b1d400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea925fb0 to 0xea925ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85079fc0 INFO: task kworker/0:285:4024 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 86988000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 1fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-syzkaller #0 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b1ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:00000000 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:286:4029 blocked for more than 455 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:286 state:D stack:0 pid:4029 tgid:4029 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ea929d84 r8:00000002 r7:60000013 r6:ea929d8c r5:84410000 r4:84410000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84410000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea929e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0480 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84410000 r7:00000000 r6:83018000 r5:00001000 r4:7f0a1000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e88fd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8512c38c r4:8512c000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8512c38c r4:850ee080 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84410000 r8:850ee0ac r7:82804d40 r6:dddced40 r5:dddced60 r4:850ee080 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ee080 r8:8027ed34 r7:ea915e60 r6:8508a600 r5:84410000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea929fb0 to 0xea929ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850f01c0 INFO: task kworker/0:286:4029 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 86d7a000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:287:4030 blocked for more than 455 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:287 state:D stack:0 pid:4030 tgid:4030 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ea92dd84 r8:00000002 r7:60000013 r6:ea92dd8c r5:84410c00 r4:84410c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84410c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea92de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:00001000 r4:e8881000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85123f8c r4:85123c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85123f8c r4:850ee100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84410c00 r8:850ee12c r7:82804d40 r6:dddced40 r5:dddced60 r4:850ee100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ee100 r8:8027ed34 r7:ea929e60 r6:8508a680 r5:84410c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea92dfb0 to 0xea92dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850f01c0 INFO: task kworker/0:287:4030 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r5:800f0013 r4:80239bd0 r4:e0691dc0 r4:00000000 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 r4:00000001 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:288 state:D stack:0 pid:4033 tgid:4033 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84b00c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:00001000 r4:ea963000 r7:dddced40 r6:83018000 r5:8512d78c r4:850ee180 Exception stack(0xea921fb0 to 0xea921ff8) task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:289:4034 blocked for more than 455 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:289 state:D stack:0 pid:4034 tgid:4034 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:e88c5d84 r8:00000002 r7:60000013 r6:e88c5d8c r5:84b01800 r4:84b01800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b01800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:e88c5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0580 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84b01800 r7:00000000 r6:83018000 r5:00001000 r4:7f0a3000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea93b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8512c78c r4:8512c400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8512c78c r4:850ee280 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b01800 r8:850ee2ac r7:82804d40 r6:dddced40 r5:dddced60 r4:850ee280 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ee280 r8:8027ed34 r7:ea921e60 r6:850ee300 r5:84b01800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe88c5fb0 to 0xe88c5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850f0400 INFO: task kworker/0:289:4034 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 876ee000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 r4:00000000 r5:85f9ab8c r4:85f9a800 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82918644 r9:ea945d84 r8:00000002 r7:60000013 r6:ea945d8c r5:84b02400 r5:84b02400 r4:82918640 r4:00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:850ee380 r8:8027ed34 r7:ea921e60 r6:850ee400 r5:84b02400 INFO: task kworker/0:290:4036 is blocked on a mutex likely owned by task kworker/0:227:3822. Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 87a66000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:291:4039 blocked for more than 455 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:291 state:D stack:0 pid:4039 tgid:4039 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ea94dd84 r8:00000002 r7:60000113 r6:ea94dd8c r5:84b03000 r4:84b03000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b03000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea94de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0900 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:00000000 r5:85f9ab8c r4:85f9a800 r4:8508b100 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:84b03c00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:850ee580 Exception stack(0xea959fb0 to 0xea959ff8) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850f0980 INFO: task kworker/0:292:4042 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 87d5d000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:293:4043 blocked for more than 455 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:293 state:D stack:0 pid:4043 tgid:4043 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ea939d84 r8:00000002 r7:60050113 r6:ea939d8c r5:84b04800 r4:84b04800 r5:84b04800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r4:82ac11e4 r4:e0691dc0 r5:00001000 r4:ee7d5000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82918644 r9:ea961d84 r8:00000002 r7:60000013 r6:ea961d8c r5:84b05400 r5:84b05400 r4:82918640 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f0e00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84b05400 r7:00000000 r6:83018000 r5:00001000 r4:7f0af000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea977000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8512df8c r4:8512dc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8512df8c r4:850ee780 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b05400 r8:850ee7ac r7:82804d40 r6:dddced40 r5:dddced60 r4:850ee780 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ee780 r8:8027ed34 r7:ea939e60 r6:850ee800 r5:84b05400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea961fb0 to 0xea961ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850f0d00 INFO: task kworker/0:294:4046 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 8814d000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:295 state:D stack:0 pid:4047 tgid:4047 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84b06000 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea975e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:850ee880 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d60: 800f0013 ffffffff r4:e0691dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:296:4049 blocked for more than 455 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:296 state:D stack:0 pid:4049 tgid:4049 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ea981d84 r8:00000002 r7:60000113 r6:ea981d8c r5:84b06c00 r4:84b06c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b06c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea981e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105000 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84b06c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b3000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea98b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8512e78c r4:8512e400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8512e78c r4:850ee980 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b06c00 r8:850ee9ac r7:82804d40 r6:dddced40 r5:dddced60 r4:850ee980 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d60: 800f0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r5:00001000 r4:ee7d5000 r4:8508b100 Exception stack(0xe0691fb0 to 0xe0691ff8) r4:85086c80 task:kworker/0:297 state:D stack:0 pid:4051 tgid:4051 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84b00000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8512ef8c r4:8512ec00 r10:61c88647 r9:84b00000 r8:850eeaac r7:82804d40 r6:dddced40 r5:dddced60 Exception stack(0xea96dfb0 to 0xea96dff8) task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:298:4053 blocked for more than 455 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:298 state:D stack:0 pid:4053 tgid:4053 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ea989d84 r8:00000002 r7:60000113 r6:ea989d8c r5:84b40000 r4:84b40000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b40000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea989e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105280 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84b40000 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea991000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8512eb8c r4:8512e800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8512eb8c r4:850eeb80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b40000 r8:850eebac r7:82804d40 r6:dddced40 r5:dddced60 r4:850eeb80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:e0691dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/0:299:4055 blocked for more than 455 seconds. r5:84b40c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:82ac11e4 r4:e0691dc0 r5:00001000 r4:ee7d5000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82918644 r9:ea9add84 r8:00000002 r7:60000113 r6:ea9add8c r5:84b41800 r5:84b41800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9ade08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3780 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84b41800 r7:00000000 r6:83018000 r5:00001000 r4:7f0d3000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab0d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850d038c r4:850d0000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:850d038c r4:850eed80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b41800 r8:850eedac r7:82804d40 r6:dddced40 r5:dddced60 r4:850eed80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850eed80 r8:8027ed34 r7:ea9a1e60 r6:850eee00 r5:84b41800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea9adfb0 to 0xea9adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85105500 INFO: task kworker/0:300:4057 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 88d97000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:301:4058 blocked for more than 455 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:301 state:D stack:0 pid:4058 tgid:4058 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ea9b5d84 r8:00000002 r7:60000113 r6:ea9b5d8c r5:84b42400 r4:84b42400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b42400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9b5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851056c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84b42400 r7:00000000 r6:83018000 r5:00001000 r4:7f0bb000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea9b7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8512f78c r4:8512f400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8512f78c r4:850eee80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b42400 r8:850eeeac r7:82804d40 r6:dddced40 r5:dddced60 r4:850eee80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850eee80 r8:8027ed34 r7:ea9ade60 r6:850eef00 r5:84b42400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea9b5fb0 to 0xea9b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85105800 INFO: task kworker/0:301:4058 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 88d97000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85f9ab8c r4:85f9a800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/0:302:4061 blocked for more than 455 seconds. r10:82918644 r9:ea9c5d84 r8:00000002 r7:60000113 r6:ea9c5d8c r5:84b43000 r5:84b43000 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9c5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105b00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84b43000 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa2f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8513438c r4:85134000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8513438c r4:850eef80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b43000 r8:850eefac r7:82804d40 r6:dddced40 r5:dddced60 r4:850eef80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850eef80 r8:8027ed34 r7:ea9ade60 r6:85111000 r5:84b43000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea9c5fb0 to 0xea9c5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85105840 INFO: task kworker/0:302:4061 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: Exception stack(0xe0691d20 to 0xe0691d68) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r5:00001000 r4:ee7d5000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:303:4067 blocked for more than 455 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:303 state:D stack:0 pid:4067 tgid:4067 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ea9cdd84 r8:00000002 r7:60000013 r6:ea9cdd8c r5:84b43c00 r4:84b43c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b43c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9cde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105980 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84b43c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea9cf000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8512ff8c r4:8512fc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8512ff8c r4:85111080 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b43c00 r8:851110ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85111080 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85111080 r8:8027ed34 r7:ea9c5e60 r6:85111100 r5:84b43c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea9cdfb0 to 0xea9cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85105c40 INFO: task kworker/0:303:4067 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 800f0013 ffffffff r4:e0691dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 Exception stack(0xe0691fb0 to 0xe0691ff8) INFO: task kworker/0:304:4068 blocked for more than 455 seconds. r5:84411800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:85111180 dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:305:4069 blocked for more than 455 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:305 state:D stack:0 pid:4069 tgid:4069 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ea9e5d84 r8:00000002 r7:60000113 r6:ea9e5d8c r5:84413c00 r4:84413c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84413c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9e5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r9:83018005 r8:84413c00 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 r10:61c88647 r9:84413c00 r8:8511122c r7:82804d40 r6:dddced40 r5:dddced60 r4:85105c40 Workqueue: events bpf_prog_free_deferred 1d60: 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:173 state:D stack:0 pid:4071 tgid:4071 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84414800 r4:82918640 r4:00000000 r4:00000000 r5:8432738c r4:84327000 r10:61c88647 r9:84414800 r8:8508a82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 Exception stack(0xea9e9fb0 to 0xea9e9ff8) r4:85190240 Workqueue: events bpf_prog_free_deferred r4:00000000 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:306:4072 blocked for more than 455 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:306 state:D stack:0 pid:4072 tgid:4072 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ea995d84 r8:00000002 r7:60000113 r6:ea995d8c r5:84b44800 r4:84b44800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b44800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea995e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85119780 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84b44800 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e480f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85134f8c r4:85134c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85134f8c r4:85111280 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b44800 r8:851112ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85111280 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85111280 r8:8027ed34 r7:ea9e5e60 r6:85111300 r5:84b44800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea995fb0 to 0xea995ff8) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:e0691dc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:174:4074 blocked for more than 455 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:174 state:D stack:0 pid:4074 tgid:4074 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ea9edd84 r8:00000002 r7:60000013 r6:ea9edd8c r5:84b45400 r4:84b45400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b45400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9ede08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85190700 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84b45400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e00e5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8497838c r4:84978000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8497838c r4:8508a900 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b45400 r8:8508a92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8508a900 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:e0691dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:175:4076 blocked for more than 455 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:175 state:D stack:0 pid:4076 tgid:4076 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ea9f5d84 r8:00000002 r7:60000013 r6:ea9f5d8c r5:84b46000 r4:84b46000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b46000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f5e08 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:850c038c r4:850c0000 r4:8508a980 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 1d60: 800f0013 ffffffff r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:84b46c00 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9f9e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84b46c00 r8:8508aa2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 8a06e000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:177:4080 blocked for more than 456 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:177 state:D stack:0 pid:4080 tgid:4080 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ea9fdd84 r8:00000002 r7:60000013 r6:ea9fdd8c r5:85158000 r4:85158000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85158000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea9fde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85190c00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85158000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0517000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850c0b8c r4:850c0800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850c0b8c r4:8508aa80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85158000 r8:8508aaac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8508aa80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508aa80 r8:8027ed34 r7:ea9f9e60 r6:85111500 r5:85158000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:177:4080 is blocked on a mutex likely owned by task kworker/0:227:3822. r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 8a1e2000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:178:4082 blocked for more than 456 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:178 state:D stack:0 pid:4082 tgid:4082 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaa01d84 r8:00000002 r7:60000013 r6:eaa01d8c r5:85158c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85158c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85190d00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85158c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e052b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850c0f8c r4:850c0c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850c0f8c r4:8508ab00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85158c00 r8:8508ab2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8508ab00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508ab00 r8:8027ed34 r7:ea9fde60 r6:85111580 r5:85158c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa01fb0 to 0xeaa01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85190b80 INFO: task kworker/1:178:4082 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 8a364000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings task:kworker/1:179 state:D stack:0 pid:4084 tgid:4084 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84415400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85134b8c r4:8508ab80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84415400 r8:8508abac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8508ab80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508ab80 r8:8027ed34 r7:eaa01e60 r6:8508ac00 r5:84415400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea9f1fb0 to 0xea9f1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85190c80 INFO: task kworker/1:179:4084 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 8a5df000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:180 state:D stack:0 pid:4086 tgid:4086 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84412400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xeaa05fb0 to 0xeaa05ff8) task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r5:00001000 r4:ee7d5000 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 1fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:181 state:D stack:0 pid:4087 tgid:4087 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaa09d84 r8:00000002 r7:60000113 r6:eaa09d8c r5:85159800 r4:85159800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85159800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa09e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84744ac0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85159800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0575000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850c138c r4:850c1000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850c138c r4:8508ad00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85159800 r8:8508ad2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8508ad00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508ad00 r8:8027ed34 r7:eaa05e60 r6:85111680 r5:85159800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa09fb0 to 0xeaa09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85190880 INFO: task kworker/1:181:4087 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0691d20 to 0xe0691d68) r4:e0691dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8508b100 1fa0: 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:182:4090 blocked for more than 456 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:182 state:D stack:0 pid:4090 tgid:4090 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaa15d84 r8:00000002 r7:60000113 r6:eaa15d8c r5:8515bc00 r4:8515bc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8515bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa15e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85194440 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8515bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e063f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850c238c r4:850c2000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850c238c r4:8508ad80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8515bc00 r8:8508adac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8508ad80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508ad80 r8:8027ed34 r7:eaa05e60 r6:85111700 r5:8515bc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa15fb0 to 0xeaa15ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85194080 INFO: task kworker/1:182:4090 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:82ac11e4 r4:e0691dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:183:4092 blocked for more than 456 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:183 state:D stack:0 pid:4092 tgid:4092 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaa1dd84 r8:00000002 r7:60000013 r6:eaa1dd8c r5:8515b000 r4:8515b000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8515b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa1de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85194180 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8515b000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e05f5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850c1b8c r4:850c1800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850c1b8c r4:8508ae00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8515b000 r8:8508ae2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8508ae00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r4:82ac11e4 r5:00001000 r4:ee7d5000 Exception stack(0xe0691fb0 to 0xe0691ff8) Not tainted 6.15.0-syzkaller #0 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8515d400 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa21e08 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xeaa21fb0 to 0xeaa21ff8) task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:185:4095 blocked for more than 456 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:185 state:D stack:0 pid:4095 tgid:4095 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaa29d84 r8:00000002 r7:60000113 r6:eaa29d8c r5:8515ec00 r4:8515ec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8515ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa29e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85194700 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8515ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0665000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850c2b8c r4:850c2800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850c2b8c r4:8508af00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8515ec00 r8:8508af2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8508af00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508af00 r8:8027ed34 r7:eaa15e60 r6:85111880 r5:8515ec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa29fb0 to 0xeaa29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85194280 INFO: task kworker/1:185:4095 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:00000000 r5:00001000 r4:ee7d5000 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:186:4097 blocked for more than 456 seconds. r5:8515e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa31e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85194500 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8515e000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0651000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850c278c r4:850c2400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850c278c r4:8508af80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8515e000 r8:8508afac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8508af80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508af80 r8:8027ed34 r7:eaa29e60 r6:85111900 r5:8515e000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa31fb0 to 0xeaa31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85194380 INFO: task kworker/1:186:4097 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 8bc48000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:8515c800 r4:82918640 r4:00000000 r4:00000000 r5:850c338c r4:850c3000 r4:85110000 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:82ac11e4 r4:e0691dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82918644 r9:eaa41d84 r8:00000002 r7:60000113 r6:eaa41d8c r5:84888c00 r5:84888c00 r4:82918640 r4:00000000 r9:83018205 r8:84888c00 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 r4:85110080 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85110080 r8:8027ed34 r7:eaa39e60 r6:85111a00 r5:84888c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa41fb0 to 0xeaa41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85194640 INFO: task kworker/1:188:4101 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 8c0b4000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85194a40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84888000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850c378c r4:850c3400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850c378c r4:85110100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84888000 r8:8511012c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85110100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85110100 r8:8027ed34 r7:eaa39e60 r6:85111a80 r5:84888000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa59fb0 to 0xeaa59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85194900 INFO: task kworker/1:189:4104 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0691d20 to 0xe0691d68) r4:e0691dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r5:85f9ab8c r4:85f9a800 r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 Not tainted 6.15.0-syzkaller #0 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa69e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85194e80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8488c800 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07ed000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850c438c r4:850c4000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850c438c r4:85110200 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8488c800 r8:8511022c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85110200 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85110200 r8:8027ed34 r7:eaa5de60 r6:85111b80 r5:8488c800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa69fb0 to 0xeaa69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85194bc0 INFO: task kworker/1:191:4108 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 8c56b000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:850c3f8c r4:850c3c00 r10:00000000 r9:85110280 r8:8027ed34 r7:eaa69e60 r6:85111c00 r5:8488d400 Workqueue: events bpf_prog_free_deferred r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:193:4112 blocked for more than 456 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:193 state:D stack:0 pid:4112 tgid:4112 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaa49d84 r8:00000002 r7:60000113 r6:eaa49d8c r5:8488b000 r4:8488b000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8488b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa49e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851083c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8488b000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa8f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850c4f8c r4:850c4c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850c4f8c r4:85110300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8488b000 r8:8511032c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85110300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85110300 r8:8027ed34 r7:eaa69e60 r6:85111c80 r5:8488b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa49fb0 to 0xeaa49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85194f80 INFO: task kworker/1:193:4112 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 Exception stack(0xe0691d20 to 0xe0691d68) r4:e0691dc0 r4:00000000 r5:85f9ab8c r4:85f9a800 r4:8508b100 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa0de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85108200 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84413000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e4869000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850c478c r4:850c4400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850c478c r4:85110380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84413000 r8:851103ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85110380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85110380 r8:8027ed34 r7:eaa49e60 r6:85110400 r5:84413000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa0dfb0 to 0xeaa0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85194f80 INFO: task kworker/1:194:4114 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 8cdb0000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 INFO: task kworker/0:307:4116 blocked for more than 456 seconds. r5:84418c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) Exception stack(0xeaa75fb0 to 0xeaa75ff8) r4:851192c0 INFO: task kworker/0:307:4116 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 8cdb0000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:308:4118 blocked for more than 456 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:308 state:D stack:0 pid:4118 tgid:4118 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaa89d84 r8:00000002 r7:60000113 r6:eaa89d8c r5:8441a400 r4:8441a400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8441a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa89e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85119b80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8441a400 r7:00000000 r6:83018000 r5:00001000 r4:7f087000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e4860000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8513578c r4:85135400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8513578c r4:85111d80 r10:61c88647 r9:8441a400 r8:85111dac r7:82804d40 r6:dddced40 r5:dddced60 r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0691d20 to 0xe0691d68) 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:309:4119 blocked for more than 456 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:309 state:D stack:0 pid:4119 tgid:4119 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaa8dd84 r8:00000002 r7:60000113 r6:eaa8dd8c r5:84418000 r4:84418000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84418000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa8de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850feb40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa8dfb0 to 0xeaa8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85119240 INFO: task kworker/0:309:4119 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 8d403000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:195:4122 blocked for more than 456 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:195 state:D stack:0 pid:4122 tgid:4122 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r4:8441b000 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r9:83018205 r8:8441b000 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 r5:850c4b8c r4:850c4800 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d60: 800f0013 ffffffff r4:e0691dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:196:4124 blocked for more than 456 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:196 state:D stack:0 pid:4124 tgid:4124 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaa71d84 r8:00000002 r7:60000113 r6:eaa71d8c r5:8441bc00 r4:8441bc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8441bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa71e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851085c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8441bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa95000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850c538c r4:850c5000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850c538c r4:85110700 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8441bc00 r8:8511072c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85110700 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85110700 r8:8027ed34 r7:eaa49e60 r6:85110780 r5:8441bc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa71fb0 to 0xeaa71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85108400 INFO: task kworker/1:196:4124 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 8d520000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:197:4126 blocked for more than 456 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:197 state:D stack:0 pid:4126 tgid:4126 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaa99d84 r8:00000002 r7:60000113 r6:eaa99d8c r5:8441c800 r4:8441c800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8441c800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa99e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85108780 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8441c800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaaa3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850c578c r4:850c5400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850c578c r4:85110800 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8441c800 r8:8511082c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85110800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85110800 r8:8027ed34 r7:eaa71e60 r6:85110880 r5:8441c800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaa99fb0 to 0xeaa99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85108500 INFO: task kworker/1:197:4126 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 8d837000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:198:4128 blocked for more than 456 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:198 state:D stack:0 pid:4128 tgid:4128 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaaa1d84 r8:00000002 r7:60000013 r6:eaaa1d8c r5:8441d400 r4:8441d400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8441d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaa1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85108840 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8441d400 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaaa9000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850c5b8c r4:850c5800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850c5b8c r4:85110900 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8441d400 r8:8511092c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85110900 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85110900 r8:8027ed34 r7:eaa99e60 r6:85110980 r5:8441d400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaaa1fb0 to 0xeaaa1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85108740 INFO: task kworker/1:198:4128 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r4:00000000 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:199:4130 blocked for more than 456 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:199 state:D stack:0 pid:4130 tgid:4130 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaaadd84 r8:00000002 r7:60000113 r6:eaaadd8c r5:8441e000 r4:8441e000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8441e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaade08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85108a40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8441e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaab7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850c5f8c r4:850c5c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850c5f8c r4:85110a00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8441e000 r8:85110a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85110a00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85110a00 r8:8027ed34 r7:eaaa1e60 r6:85110a80 r5:8441e000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaaadfb0 to 0xeaaadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85108880 INFO: task kworker/1:199:4130 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: Exception stack(0xe0691d20 to 0xe0691d68) r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:8441ec00 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85108f00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85108880 INFO: task kworker/1:200:4132 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 8da10000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:201:4134 blocked for more than 456 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:201 state:D stack:0 pid:4134 tgid:4134 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r7:ddde2d40 r6:83018200 r5:850c638c r4:85110c00 Exception stack(0xeaac1fb0 to 0xeaac1ff8) r4:85108880 INFO: task kworker/1:201:4134 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 8dcea000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Workqueue: events bpf_prog_free_deferred [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85108d80 r10:61c88647 r9:84416000 r8:85110d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 Exception stack(0xeaac9fb0 to 0xeaac9ff8) task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:203:4137 blocked for more than 456 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:203 state:D stack:0 pid:4137 tgid:4137 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaa61d84 r8:00000002 r7:60000113 r6:eaa61d8c r5:84416c00 r4:84416c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84416c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaa61e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84416c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:00000000 r5:85f9ab8c r4:85f9a800 r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:85086c80 task:kworker/1:204 state:D stack:0 pid:4140 tgid:4140 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaae5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850c738c r4:850c7000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850c738c r4:85110f00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84420000 r8:85110f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85110f00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85110f00 r8:8027ed34 r7:eaa61e60 r6:85110f80 r5:84420000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaad5fb0 to 0xeaad5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850f3080 INFO: task kworker/1:204:4140 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 8e672000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:205:4142 blocked for more than 456 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:205 state:D stack:0 pid:4142 tgid:4142 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaae9d84 r8:00000002 r7:60000013 r6:eaae9d8c r5:84420c00 r4:84420c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84420c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaae9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f32c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84420c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaaf3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850c778c r4:850c7400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850c778c r4:850ec000 r10:00000000 r9:850ec000 r8:8027ed34 r7:eaad5e60 r6:850ec080 r5:84420c00 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac11e4 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:206:4144 blocked for more than 456 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:206 state:D stack:0 pid:4144 tgid:4144 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaaf1d84 r8:00000002 r7:60000113 r6:eaaf1d8c r5:84421800 r4:84421800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84421800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaaf1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3480 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84421800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaaf9000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850c7b8c r4:850c7800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850c7b8c r4:850ec100 r10:61c88647 r9:84421800 r8:850ec12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850f3300 INFO: task kworker/1:206:4144 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 8e9ab000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 INFO: task kworker/1:207:4146 blocked for more than 456 seconds. [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 1d20: 8e9ab000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:310:4150 blocked for more than 456 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:310 state:D stack:0 pid:4150 tgid:4150 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eab05d84 r8:00000002 r7:60000013 r6:eab05d8c r5:84423000 r4:84423000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84423000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab05e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fec00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84423000 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9ef000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85135f8c r4:85135c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85135f8c r4:85111e80 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 1d20: 8ed8a000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 r4:00000000 r4:8508b100 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:311:4153 blocked for more than 456 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:311 state:D stack:0 pid:4153 tgid:4153 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaaddd84 r8:00000002 r7:60000013 r6:eaaddd8c r5:84423c00 r4:84423c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84423c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaadde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fed80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84423c00 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbb5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8513638c r4:85136000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8513638c r4:85111f00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84423c00 r8:85111f2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85111f00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85111f00 r8:8027ed34 r7:eaa75e60 r6:850ec380 r5:84423c00 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:312:4154 blocked for more than 456 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:312 state:D stack:0 pid:4154 tgid:4154 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ea931d84 r8:00000002 r7:60000013 r6:ea931d8c r5:84424800 r4:84424800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84424800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ea931e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fe200 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84424800 r7:00000000 r6:83018000 r5:00001000 r4:7f035000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dff31000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85136f8c r4:85136c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85136f8c r4:85111f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84424800 r8:85111fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85111f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85111f80 r8:8027ed34 r7:eaa75e60 r6:850ec400 r5:84424800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xea931fb0 to 0xea931ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850fea40 INFO: task kworker/0:312:4154 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Call trace: 1d60: 800f0013 ffffffff r4:e0691dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8508b100 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:208:4156 blocked for more than 456 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:208 state:D stack:0 pid:4156 tgid:4156 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eab11d84 r8:00000002 r7:60000113 r6:eab11d8c r5:84425400 r4:84425400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84425400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab11e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fee40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84425400 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc89000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8513678c r4:85136400 r7:ddde2d40 r6:83018200 r5:8513678c r4:850ec480 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850f3900 INFO: task kworker/1:208:4156 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 8f56d000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8508b100 Exception stack(0xe0691fb0 to 0xe0691ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:84426000 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 r9:83018205 r8:84426000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r4:850f3900 Workqueue: events bpf_prog_free_deferred r4:82ac11e4 r4:e0691dc0 r5:00001000 r4:ee7d5000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:210:4158 blocked for more than 457 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:210 state:D stack:0 pid:4158 tgid:4158 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eab1dd84 r8:00000002 r7:60000113 r6:eab1dd8c r5:84426c00 r4:84426c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84426c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab1de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f3a80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84426c00 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfdd3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850d078c r4:850d0400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850d078c r4:850ec680 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84426c00 r8:850ec6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:850ec680 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850ec680 r8:8027ed34 r7:eab19e60 r6:850ec700 r5:84426c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab1dfb0 to 0xeab1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850f3900 INFO: task kworker/1:210:4158 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 8f829000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:211:4160 blocked for more than 457 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:211 state:D stack:0 pid:4160 tgid:4160 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82918644 r9:eab25d84 r8:00000002 r7:60000113 r6:eab25d8c r5:84428000 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85191580 r7:ddde2d40 r6:83018200 r5:850d0b8c r4:850ec780 Exception stack(0xeab25fb0 to 0xeab25ff8) Workqueue: events bpf_prog_free_deferred 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:e0691dc0 r5:00001000 r4:ee7d5000 r4:8508b100 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab31e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85105800 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84428c00 r7:00000000 r6:83018000 r5:00001000 r4:7f037000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dffed000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8513738c r4:85137000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8513738c r4:85097000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84428c00 r8:8509702c r7:82804d40 r6:dddced40 r5:dddced60 r4:85097000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85097000 r8:8027ed34 r7:ea931e60 r6:850ec880 r5:84428c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab31fb0 to 0xeab31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850fe380 INFO: task kworker/0:313:4163 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 8fab7000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:314:4165 blocked for more than 457 seconds. [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xeab41fb0 to 0xeab41ff8) r4:851058c0 INFO: task kworker/0:314:4165 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 8ff17000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Not tainted 6.15.0-syzkaller #0 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 1d60: 800f0013 ffffffff r4:e0691dc0 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:8508b100 Exception stack(0xe0691fb0 to 0xe0691ff8) INFO: task kworker/0:316:4168 blocked for more than 457 seconds. [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab4de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85098180 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8442a400 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0135000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85137b8c r4:85137800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85137b8c r4:85097180 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8442a400 r8:850971ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85097180 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85097180 r8:8027ed34 r7:eab41e60 r6:850eca00 r5:8442a400 r4:00000001 Exception stack(0xeab4dfb0 to 0xeab4dff8) task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r5:00001000 r4:ee7d5000 r4:8508b100 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:85097200 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85097200 r8:8027ed34 r7:eab41e60 r6:850eca80 r5:8442bc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab55fb0 to 0xeab55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85098140 INFO: task kworker/0:317:4170 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 90527000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:318:4172 blocked for more than 457 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:318 state:D stack:0 pid:4172 tgid:4172 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eab5dd84 r8:00000002 r7:60000013 r6:eab5dd8c r5:8442c800 r4:8442c800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8442c800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 r4:00000000 r5:8514638c r4:85146000 r10:61c88647 r9:8442c800 r8:850972ac r7:82804d40 r6:dddced40 r5:dddced60 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab5dfb0 to 0xeab5dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85098140 INFO: task kworker/0:318:4172 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 907b1000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 r4:85086c80 task:kworker/0:319 state:D stack:0 pid:4174 tgid:4174 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab65e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85098540 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8442d400 r7:00000000 r6:83018000 r5:00001000 r4:7f063000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0737000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8514438c r4:85144000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8514438c r4:85097300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8442d400 r8:8509732c r7:82804d40 r6:dddced40 r5:dddced60 r4:85097300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85097300 r8:8027ed34 r7:eab5de60 r6:850ecb80 r5:8442d400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab65fb0 to 0xeab65ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85098380 INFO: task kworker/0:319:4174 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 9095a000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r5:00001000 r4:ee7d5000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:320 state:D stack:0 pid:4176 tgid:4176 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eab6dd84 r8:00000002 r7:60000013 r6:eab6dd8c r5:8442e000 r4:8442e000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8442e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab6de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85098600 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:85097380 r8:8027ed34 r7:eab5de60 r6:850ecc00 r5:8442e000 Workqueue: events bpf_prog_free_deferred 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:00000000 r5:85f9ab8c r4:85f9a800 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xeab75fb0 to 0xeab75ff8) task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 9118a000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:322:4180 blocked for more than 457 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:322 state:D stack:0 pid:4180 tgid:4180 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eab7dd84 r8:00000002 r7:60000113 r6:eab7dd8c r5:851d0000 r4:851d0000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:851d0000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab7de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:85097480 Exception stack(0xeab7dfb0 to 0xeab7dff8) Workqueue: events bpf_prog_free_deferred 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:00000000 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 Exception stack(0xe0691fb0 to 0xe0691ff8) INFO: task kworker/0:323:4182 blocked for more than 457 seconds. r4:851d3000 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85098a80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:851d3000 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e078f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8514538c r4:85145000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8514538c r4:85097500 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:851d3000 r8:8509752c r7:82804d40 r6:dddced40 r5:dddced60 r4:85097500 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85097500 r8:8027ed34 r7:eab5de60 r6:850ecd80 r5:851d3000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab85fb0 to 0xeab85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85098880 INFO: task kworker/0:323:4182 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 91782000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 Not tainted 6.15.0-syzkaller #0 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xeab21fb0 to 0xeab21ff8) Workqueue: events bpf_prog_free_deferred [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r5:85f9ab8c r4:85f9a800 r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 Not tainted 6.15.0-syzkaller #0 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:85145b8c r4:85145800 r10:00000000 r9:85097680 r8:8027ed34 r7:eab5de60 r6:85097700 r5:8488e000 Workqueue: events bpf_prog_free_deferred [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r5:00001000 r4:ee7d5000 r4:8508b100 Exception stack(0xe0691fb0 to 0xe0691ff8) Not tainted 6.15.0-syzkaller #0 task:kworker/0:326 state:D stack:0 pid:4188 tgid:4188 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eab29d84 r8:00000002 r7:60000113 r6:eab29d8c r5:8488bc00 r4:8488bc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8488bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab29e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85098d80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8488bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea907000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85145f8c r4:85145c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85145f8c r4:85097780 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8488bc00 r8:850977ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85097780 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85097780 r8:8027ed34 r7:eab5de60 r6:85097800 r5:8488bc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab29fb0 to 0xeab29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85098c00 INFO: task kworker/0:326:4188 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 91d43000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:85086c80 task:kworker/0:327 state:D stack:0 pid:4191 tgid:4191 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 r4:85098fc0 Call trace: 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) 1fa0: 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:328:4193 blocked for more than 457 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:328 state:D stack:0 pid:4193 tgid:4193 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eab99d84 r8:00000002 r7:60000013 r6:eab99d8c r5:8515a400 r4:8515a400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8515a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab99e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851062c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8515a400 r7:00000000 r6:83018000 r5:00001000 r4:7f097000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea95b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85146f8c r4:85146c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85146f8c r4:85097980 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8515a400 r8:850979ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85097980 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85097980 r8:8027ed34 r7:eab95e60 r6:85097a00 r5:8515a400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab99fb0 to 0xeab99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85106000 INFO: task kworker/0:328:4193 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eab91e08 r9:83018005 r8:848b0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r10:00000000 r9:85097a80 r8:8027ed34 r7:eab99e60 r6:85097b00 r5:848b0c00 r4:85106180 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82918644 r9:eab9dd84 r8:00000002 r7:60000113 r6:eab9dd8c r5:848b1800 r5:848b1800 r4:82918640 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8514738c r4:85097b80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848b1800 r8:85097bac r7:82804d40 r6:dddced40 r5:dddced60 r4:85097b80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85097b80 r8:8027ed34 r7:eab99e60 r6:85097c00 r5:848b1800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeab9dfb0 to 0xeab9dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85106280 INFO: task kworker/0:330:4197 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 92454000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:331:4200 blocked for more than 457 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:331 state:D stack:0 pid:4200 tgid:4200 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:848b3000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85106540 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea979000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8514778c r4:85147400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8514778c r4:85097c80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848b3000 r8:85097cac r7:82804d40 r6:dddced40 r5:dddced60 r4:85097c80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85097c80 r8:8027ed34 r7:eab9de60 r6:85097d00 r5:848b3000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaba1fb0 to 0xeaba1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85106340 INFO: task kworker/0:331:4200 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 9294e000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:8508b100 Exception stack(0xe0691fb0 to 0xe0691ff8) Not tainted 6.15.0-syzkaller #0 r4:848b3c00 r5:848b3c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:85097d80 r8:8027ed34 r7:eaba1e60 r6:85097e00 r5:848b3c00 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r5:848b2400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 92b4d000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:334:4205 blocked for more than 457 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:334 state:D stack:0 pid:4205 tgid:4205 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaba5d84 r8:00000002 r7:60000013 r6:eaba5d8c r5:848b5400 r4:848b5400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:848b5400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaba5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85106a00 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:85097f80 r8:8027ed34 r7:eabade60 r6:85107000 r5:848b5400 r4:85106680 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:848b6000 r4:82918640 r4:00000000 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 92edd000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:336:4209 blocked for more than 457 seconds. r10:82918644 r9:eabb1d84 r8:00000002 r7:60000113 r6:eabb1d8c r5:848b6c00 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:61c88647 r9:848b6c00 r8:851071ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85107180 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85107180 r8:8027ed34 r7:eabb5e60 r6:85107200 r5:848b6c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabb1fb0 to 0xeabb1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85106a80 INFO: task kworker/0:336:4209 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 936ef000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:85086c80 Workqueue: events bpf_prog_free_deferred r5:851d4800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e0691dc0 r5:00001000 r4:ee7d5000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:85086c80 Workqueue: events bpf_prog_free_deferred r5:851d5400 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabc5e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:85106e00 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:339:4215 blocked for more than 457 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:339 state:D stack:0 pid:4215 tgid:4215 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eabd9d84 r8:00000002 r7:60000013 r6:eabd9d8c r5:851d6000 r4:851d6000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:851d6000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85191440 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:851d6000 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabe1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85151b8c r4:85151800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85151b8c r4:85107380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:851d6000 r8:851073ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85107380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85107380 r8:8027ed34 r7:eabc5e60 r6:850ecf00 r5:851d6000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabd9fb0 to 0xeabd9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d60: 800f0013 ffffffff r4:e0691dc0 r5:00001000 r4:ee7d5000 r4:8508b100 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:851d6c00 r4:82918640 r4:00000000 r4:00000000 r5:8515178c r4:85151400 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/0:340:4216 is blocked on a mutex likely owned by task kworker/0:227:3822. [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:341:4219 blocked for more than 457 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:341 state:D stack:0 pid:4219 tgid:4219 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eabedd84 r8:00000002 r7:60000113 r6:eabedd8c r5:851d2400 r4:851d2400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:851d2400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabede08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851916c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:851d2400 r7:00000000 r6:83018000 r5:00001000 r4:7f0b1000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabf5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8515238c r4:85152000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8515238c r4:85107480 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:851d2400 r8:851074ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85107480 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85107480 r8:8027ed34 r7:eabd9e60 r6:8519a000 r5:851d2400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabedfb0 to 0xeabedff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85191380 INFO: task kworker/0:341:4219 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 93e0f000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r10:82918644 r9:eabf9d84 r8:00000002 r7:60000013 r6:eabf9d8c r5:851d1800 r5:851d1800 r4:82918640 r4:00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/0:342:4221 is blocked on a mutex likely owned by task kworker/0:227:3822. r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) Exception stack(0xe0691fb0 to 0xe0691ff8) task:kworker/0:343 state:D stack:0 pid:4223 tgid:4223 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8442ec00 r4:82918640 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:344:4224 blocked for more than 457 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:344 state:D stack:0 pid:4224 tgid:4224 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82918644 r9:eac09d84 r8:00000002 r7:60000013 r6:eac09d8c r5:851d8000 r5:851d8000 r4:82918640 r4:00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:85107600 9fa0: 00000000 00000000 00000000 00000000 Exception stack(0xe0691d20 to 0xe0691d68) r4:e0691dc0 r5:00001000 r4:ee7d5000 r4:8508b100 Exception stack(0xe0691fb0 to 0xe0691ff8) task:kworker/0:345 state:D stack:0 pid:4226 tgid:4226 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:851d9800 r4:82918640 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:85152b8c r4:85152800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/0:345:4226 is blocked on a mutex likely owned by task kworker/0:227:3822. r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:851d8c00 r5:851d8c00 r4:82918640 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85191a40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:851d8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfe79000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85152f8c r4:85152c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85152f8c r4:85107780 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:851d8c00 r8:851077ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85107780 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85107780 r8:8027ed34 r7:eac05e60 r6:8519a280 r5:851d8c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac15fb0 to 0xeac15ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85191b40 INFO: task kworker/0:346:4228 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 94a48000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r5:851da400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r7:dddced40 r6:83018000 r5:8515338c r4:85107700 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0691d20 to 0xe0691d68) r4:e0691dc0 r5:00001000 r4:ee7d5000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:348:4232 blocked for more than 457 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:348 state:D stack:0 pid:4232 tgid:4232 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eac25d84 r8:00000002 r7:60000113 r6:eac25d8c r5:851dc800 r4:851dc800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:851dc800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac25e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85191e40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:851dc800 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0165000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:82918644 r9:eac2dd84 r8:00000002 r7:60000113 r6:eac2dd8c r5:851dd400 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac2de08 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r10:61c88647 r9:851dd400 r8:851078ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85191d80 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r4:85086c80 Workqueue: events bpf_prog_free_deferred r5:851dbc00 r4:82918640 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a8240 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:851dbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0617000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85154f8c r4:85154c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85154f8c r4:85107900 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:851dbc00 r8:8510792c r7:82804d40 r6:dddced40 r5:dddced60 r4:85107900 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85107900 r8:8027ed34 r7:eac05e60 r6:8519a480 r5:851dbc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac35fb0 to 0xeac35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85191ec0 INFO: task kworker/0:350:4237 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 95730000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:851dec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a8040 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 959bd000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r4:8508b100 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:851de000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e05d7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85154b8c r4:85154800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85154b8c r4:85107a00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:851de000 r8:85107a2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85107a00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85107a00 r8:8027ed34 r7:eac35e60 r6:8519a580 r5:851de000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac45fb0 to 0xeac45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:800f0013 r4:80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 Exception stack(0xe0691fb0 to 0xe0691ff8) INFO: task kworker/0:353:4243 blocked for more than 458 seconds. r5:851d3c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r7:dddced40 r6:83018000 r5:8515578c r4:85107a80 r10:61c88647 r9:851d3c00 r8:85107aac r7:82804d40 r6:dddced40 r5:dddced60 r4:85107a80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85107a80 r8:8027ed34 r7:eac35e60 r6:8519a600 r5:851d3c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac4dfb0 to 0xeac4dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851a8340 INFO: task kworker/0:353:4243 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 95eef000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 r4:85086c80 Workqueue: events bpf_prog_free_deferred r5:84aa0000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a8440 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84aa0000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0647000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8515538c r4:85155000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8515538c r4:85107b00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84aa0000 r8:85107b2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85107b00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85107b00 r8:8027ed34 r7:eac4de60 r6:8519a680 r5:84aa0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac59fb0 to 0xeac59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851a8380 INFO: task kworker/0:354:4246 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 961a3000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:355:4248 blocked for more than 458 seconds. r5:84aa2400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac61e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a86c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84aa2400 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e06df000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85155b8c r4:85155800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85155b8c r4:85107b80 r10:61c88647 r9:84aa2400 r8:85107bac r7:82804d40 r6:dddced40 r5:dddced60 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 Exception stack(0xe0691fb0 to 0xe0691ff8) task:kworker/0:356 state:D stack:0 pid:4249 tgid:4249 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84aa0c00 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac65e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:851a84c0 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r4:e0691dc0 r5:00001000 r4:ee7d5000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:85086c80 task:kworker/0:357 state:D stack:0 pid:4251 tgid:4251 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eac6dd84 r8:00000002 r7:60000113 r6:eac6dd8c r5:84aa1800 r4:84aa1800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84aa1800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac6de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a8780 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84aa1800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e076f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85155f8c r4:85155c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85155f8c r4:85107c80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84aa1800 r8:85107cac r7:82804d40 r6:dddced40 r5:dddced60 r4:85107c80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85107c80 r8:8027ed34 r7:eac65e60 r6:8519a800 r5:84aa1800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac6dfb0 to 0xeac6dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851a8600 INFO: task kworker/0:357:4251 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 96961000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:84aa3000 r4:82918640 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r10:61c88647 r9:84aa3000 r8:85107d2c r7:82804d40 r6:dddced40 r5:dddced60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:359:4255 blocked for more than 458 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:359 state:D stack:0 pid:4255 tgid:4255 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eac81d84 r8:00000002 r7:60000013 r6:eac81d8c r5:84aa3c00 r4:84aa3c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84aa3c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac81e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a8a00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84aa3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07e7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:85107d80 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:800f0013 r4:80239bd0 r4:e0691dc0 r5:00001000 r4:ee7d5000 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-syzkaller #0 r5:84aa4800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e0691dc0 r4:00000000 r5:85f9ab8c r4:85f9a800 r4:8508b100 Exception stack(0xe0691fb0 to 0xe0691ff8) INFO: task kworker/1:212:4258 blocked for more than 458 seconds. r5:84aa6000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac85e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851be000 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84aa6000 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e4817000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850d0f8c r4:850d0c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850d0f8c r4:8519aa00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84aa6000 r8:8519aa2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8519aa00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519aa00 r8:8027ed34 r7:eab19e60 r6:8519aa80 r5:84aa6000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac85fb0 to 0xeac85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85191ec0 INFO: task kworker/1:212:4258 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 9721c000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:213:4261 blocked for more than 458 seconds. Workqueue: events bpf_prog_free_deferred r10:82918644 r9:eabd5d84 r8:00000002 r7:60000113 r6:eabd5d8c r5:84aa6c00 r4:84aa6c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84aa6c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabd5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851be480 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84aa6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xeabd5fb0 to 0xeabd5ff8) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r4:00000000 r5:00001000 r4:ee7d5000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Not tainted 6.15.0-syzkaller #0 Workqueue: events bpf_prog_free_deferred r5:851db000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac91e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a8d00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:851db000 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea9df000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85156f8c r4:85156c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85156f8c r4:85107e80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:851db000 r8:85107eac r7:82804d40 r6:dddced40 r5:dddced60 r4:85107e80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85107e80 r8:8027ed34 r7:eac65e60 r6:8519ac00 r5:851db000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac91fb0 to 0xeac91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851a8e80 INFO: task kworker/0:361:4263 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 978aa000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:362:4265 blocked for more than 458 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:362 state:D stack:0 pid:4265 tgid:4265 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eac99d84 r8:00000002 r7:60000013 r6:eac99d8c r5:851e0c00 r5:851e0c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a8ec0 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:e0691dc0 r5:00001000 r4:ee7d5000 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:363:4267 blocked for more than 458 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:363 state:D stack:0 pid:4267 tgid:4267 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaca1d84 r8:00000002 r7:60000113 r6:eaca1d8c r5:851e0000 r4:851e0000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:851e0000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c0300 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:851e0000 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa45000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8524038c r4:85240000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8524038c r4:851ba000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:851e0000 r8:851ba02c r7:82804d40 r6:dddced40 r5:dddced60 r4:851ba000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ba000 r8:8027ed34 r7:eac65e60 r6:8519ad00 r5:851e0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaca1fb0 to 0xeaca1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8519bcc0 INFO: task kworker/0:363:4267 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r5:800f0013 r4:80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:851e1800 r4:82918640 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) dfa0: 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 INFO: task kworker/0:365:4271 blocked for more than 458 seconds. r5:851e2400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c0180 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:851e2400 r7:00000000 r6:83018000 r5:00001000 r4:7f081000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa3b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85157f8c r4:85157c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85157f8c r4:851ba100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:851e2400 r8:851ba12c r7:82804d40 r6:dddced40 r5:dddced60 r4:851ba100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ba100 r8:8027ed34 r7:eaca1e60 r6:8519ae00 r5:851e2400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacb1fb0 to 0xeacb1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851c02c0 INFO: task kworker/0:365:4271 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 98293000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:366:4274 blocked for more than 458 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:366 state:D stack:0 pid:4274 tgid:4274 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eacbdd84 r8:00000002 r7:60000013 r6:eacbdd8c r5:851e5400 r4:851e5400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:851e5400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacbde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c0400 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) dfa0: 00000000 00000000 00000000 00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e0691dc0 r5:00001000 r4:ee7d5000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851e4800 r5:851e4800 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa91000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85240b8c r4:85240800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85240b8c r4:851ba200 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:851e4800 r8:851ba22c r7:82804d40 r6:dddced40 r5:dddced60 r4:851ba200 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ba200 r8:8027ed34 r7:eacbde60 r6:8519af00 r5:851e4800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacc9fb0 to 0xeacc9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851c0380 INFO: task kworker/0:367:4277 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 98411000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r5:85f9ab8c r4:85f9a800 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r5:851e6c00 r4:82918640 r4:00000000 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c06c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:851e6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa9d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85240f8c r4:85240c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85240f8c r4:851ba280 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:851e6c00 r8:851ba2ac r7:82804d40 r6:dddced40 r5:dddced60 r4:851ba280 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ba280 r8:8027ed34 r7:eacc9e60 r6:8519af80 r5:851e6c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacd1fb0 to 0xeacd1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851c0380 INFO: task kworker/0:368:4279 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 800f0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:8508b100 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:851e3c00 r5:851e3c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:84aa5400 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacd9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c0780 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84aa5400 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaaaf000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8524138c r4:85241000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8524138c r4:851ba380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84aa5400 r8:851ba3ac r7:82804d40 r6:dddced40 r5:dddced60 r4:851ba380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ba380 r8:8027ed34 r7:eacd5e60 r6:85283080 r5:84aa5400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacd9fb0 to 0xeacd9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851c0600 INFO: task kworker/0:370:4281 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 98648000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:848b0000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:372:4286 blocked for more than 458 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:372 state:D stack:0 pid:4286 tgid:4286 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eace1d84 r8:00000002 r7:60000113 r6:eace1d8c r5:848b4800 r4:848b4800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:848b4800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c0ac0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaacd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85241b8c r4:85241800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85241b8c r4:851ba500 r10:61c88647 r9:848b4800 r8:851ba52c r7:82804d40 r6:dddced40 r5:dddced60 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:e0691dc0 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85180000 r5:85180000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:851ba600 r8:8027ed34 r7:eacd5e60 r6:851ba680 r5:85180000 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e0691dc0 r4:00000000 r5:85f9ab8c r4:85f9a800 r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 INFO: task kworker/0:374:4290 blocked for more than 458 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:374 state:D stack:0 pid:4290 tgid:4290 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eace9d84 r8:00000002 r7:60000013 r6:eace9d8c r5:85181800 r4:85181800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85181800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eace9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85286000 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85181800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab09000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8524278c r4:85242400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8524278c r4:851ba700 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85181800 r8:851ba72c r7:82804d40 r6:dddced40 r5:dddced60 r4:851ba700 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ba700 r8:8027ed34 r7:eace5e60 r6:851ba780 r5:85181800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeace9fb0 to 0xeace9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851c0cc0 INFO: task kworker/0:374:4290 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) r5:800f0013 r4:80239bd0 r4:e0691dc0 r5:00001000 r4:ee7d5000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r5:85180c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacede08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85286140 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85180c00 r7:00000000 r6:83018000 r5:00001000 r4:7f0b7000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab15000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85242b8c r4:85242800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85242b8c r4:851ba800 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85180c00 r8:851ba82c r7:82804d40 r6:dddced40 r5:dddced60 r4:851ba800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851ba800 r8:8027ed34 r7:eace9e60 r6:851ba880 r5:85180c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacedfb0 to 0xeacedff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85286280 INFO: task kworker/0:375:4294 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 99530000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:376:4295 blocked for more than 458 seconds. "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:85183000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:851ba900 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:800f0013 r4:80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:214:4296 blocked for more than 458 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:214 state:D stack:0 pid:4296 tgid:4296 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eacf9d84 r8:00000002 r7:60000113 r6:eacf9d8c r5:851e9800 r4:851e9800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:851e9800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852955c0 r4:00000000 r9:83018205 r8:851e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 r5:850d1b8c r4:850d1800 r7:ddde2d40 r6:83018200 r5:850d1b8c r4:85283100 r10:00000000 r9:85283100 r8:8027ed34 r7:eab19e60 r6:85283180 r5:851e9800 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0691d20 to 0xe0691d68) r4:e0691dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 INFO: task kworker/0:377:4297 blocked for more than 458 seconds. r5:851ea400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852863c0 INFO: task kworker/0:377:4297 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 9969b000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:378:4299 blocked for more than 458 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:378 state:D stack:0 pid:4299 tgid:4299 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ead05d84 r8:00000002 r7:60000013 r6:ead05d8c r5:851e8c00 r4:851e8c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:851e8c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead05e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85286500 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:851e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9cd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8524338c r4:85243000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8524338c r4:851baa80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:851e8c00 r8:851baaac r7:82804d40 r6:dddced40 r5:dddced60 r4:851baa80 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:379:4302 blocked for more than 458 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:379 state:D stack:0 pid:4302 tgid:4302 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ead11d84 r8:00000002 r7:60000113 r6:ead11d8c r5:851ebc00 r4:851ebc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:851ebc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead11e08 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:61c88647 r9:851ebc00 r8:851bab2c r7:82804d40 r6:dddced40 r5:dddced60 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 800f0013 ffffffff r4:e0691dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:8508b100 Exception stack(0xe0691fb0 to 0xe0691ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:380:4303 blocked for more than 458 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:380 state:D stack:0 pid:4303 tgid:4303 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ead15d84 r8:00000002 r7:60000113 r6:ead15d8c r5:851ec800 r4:851ec800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:851ec800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead15e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852866c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:851ec800 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfca3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85243b8c r4:85243800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85243b8c r4:851bab80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:851ec800 r8:851babac r7:82804d40 r6:dddced40 r5:dddced60 r4:851bab80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bab80 r8:8027ed34 r7:ead11e60 r6:85283380 r5:851ec800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead15fb0 to 0xead15ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85286640 INFO: task kworker/0:380:4303 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 9a1d2000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:381:4305 blocked for more than 458 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:381 state:D stack:0 pid:4305 tgid:4305 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ead1dd84 r8:00000002 r7:60000113 r6:ead1dd8c r5:851eb000 r4:851eb000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:851eb000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead1de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85286800 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:851eb000 r7:00000000 r6:83018000 r5:00001000 r4:7f02f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfe13000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85243f8c r4:85243c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85243f8c r4:851bac00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:851eb000 r8:851bac2c r7:82804d40 r6:dddced40 r5:dddced60 r4:851bac00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bac00 r8:8027ed34 r7:ead11e60 r6:85283400 r5:851eb000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead1dfb0 to 0xead1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85286700 INFO: task kworker/0:381:4305 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 9a6d7000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred r5:851ed400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:00001000 r4:dff7f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8524838c r4:85248000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8524838c r4:851bac80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:851ed400 r8:851bacac r7:82804d40 r6:dddced40 r5:dddced60 r4:851bac80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bac80 r8:8027ed34 r7:ead11e60 r6:85283480 r5:851ed400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead25fb0 to 0xead25ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85286840 INFO: task kworker/0:382:4307 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 9a6d7000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r10:82918644 r9:ead29d84 r8:00000002 r7:60000013 r6:ead29d8c r5:851eec00 r4:00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85286b00 INFO: task kworker/0:383:4310 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 9ac3c000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85f9ab8c r4:85f9a800 r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 INFO: task kworker/0:384:4311 blocked for more than 458 seconds. r5:851ee000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead2de08 r9:83018005 r8:851ee000 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 r7:dddced40 r6:83018000 r5:8524af8c r4:851bad80 r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0691d20 to 0xe0691d68) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:385 state:D stack:0 pid:4315 tgid:4315 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:851e8000 r4:82918640 r4:00000000 r4:00000000 r5:00001000 r4:e073f000 r7:dddced40 r6:83018000 r5:85248f8c r4:851bae00 r10:61c88647 r9:851e8000 r8:851bae2c r7:82804d40 r6:dddced40 r5:dddced60 r4:851bae00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851bae00 r8:8027ed34 r7:ead2de60 r6:85283600 r5:851e8000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead21fb0 to 0xead21ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85286c40 INFO: task kworker/0:385:4315 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 9b30b000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:215:4317 blocked for more than 458 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:215 state:D stack:0 pid:4317 tgid:4317 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eacf5d84 r8:00000002 r7:60000113 r6:eacf5d8c r5:851e6000 r4:851e6000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:851e6000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacf5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85295a40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:851e6000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e88f7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850d278c r4:850d2400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850d278c r4:85283680 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:00000000 r9:85283680 r8:8027ed34 r7:eab19e60 r6:85283700 r5:851e6000 INFO: task kworker/1:215:4317 is blocked on a mutex likely owned by task kworker/0:227:3822. 1d60: 800f0013 ffffffff r4:e0691dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:851e3000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r9:83018205 r8:851e3000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 r10:61c88647 r9:851e3000 r8:852837ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852956c0 Call trace: 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:217:4321 blocked for more than 458 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:217 state:D stack:0 pid:4321 tgid:4321 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ead31d84 r8:00000002 r7:60000113 r6:ead31d8c r5:851f0000 r4:851f0000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:851f0000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead31e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c8dc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:851f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabc7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850d378c r4:850d3400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850d378c r4:85283880 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:851f0000 r8:852838ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85283880 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85283880 r8:8027ed34 r7:eacf5e60 r6:85283900 r5:851f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead31fb0 to 0xead31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 1fa0: 00000000 00000000 00000000 00000000 task:kworker/1:218 state:D stack:0 pid:4323 tgid:4323 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:851f0c00 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead35e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85299200 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:851f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa0f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850d2b8c r4:850d2800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850d2b8c r4:85283980 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:851f0c00 r8:852839ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85283980 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85283980 r8:8027ed34 r7:ead31e60 r6:85283a00 r5:851f0c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead35fb0 to 0xead35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852959c0 INFO: task kworker/1:218:4323 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 9bdbc000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:851f1800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:851f1800 r8:851baeac r7:82804d40 r6:dddced40 r5:dddced60 r4:85287000 r4:00000000 r5:800f0013 r4:80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:851f3000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85287180 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:851f3000 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea93f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8524978c r4:85249400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8524978c r4:851baf00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:851f3000 r8:851baf2c r7:82804d40 r6:dddced40 r5:dddced60 r4:851baf00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851baf00 r8:8027ed34 r7:ead2de60 r6:85283b00 r5:851f3000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead45fb0 to 0xead45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852872c0 INFO: task kworker/0:387:4326 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 9c524000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 Exception stack(0xe0691fb0 to 0xe0691ff8) INFO: task kworker/0:388:4328 blocked for more than 458 seconds. r5:851f2400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead4de08 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0691d20 to 0xe0691d68) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r5:00001000 r4:ee7d5000 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 1fa0: 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:389:4330 blocked for more than 458 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:389 state:D stack:0 pid:4330 tgid:4330 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ead55d84 r8:00000002 r7:60000113 r6:ead55d8c r5:851f5400 r4:851f5400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:851f5400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead55e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85287440 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:851f5400 r7:00000000 r6:83018000 r5:00001000 r4:7f06b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea96f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85249f8c r4:85249c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85249f8c r4:85107f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:851f5400 r8:85107fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85107f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85107f80 r8:8027ed34 r7:ead2de60 r6:85283c00 r5:851f5400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead55fb0 to 0xead55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85287280 INFO: task kworker/0:389:4330 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 9c524000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:851f4800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead5de08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8528c000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d60: 800f0013 ffffffff r4:e0691dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 INFO: task kworker/0:391:4334 blocked for more than 458 seconds. r5:851f3c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead65e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85287700 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:851f3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea999000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8524a78c r4:8524a400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8524a78c r4:8528c080 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:851f3c00 r8:8528c0ac r7:82804d40 r6:dddced40 r5:dddced60 r4:8528c080 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528c080 r8:8027ed34 r7:ead2de60 r6:85283d00 r5:851f3c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead65fb0 to 0xead65ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85287540 INFO: task kworker/0:391:4334 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 9cb30000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 Exception stack(0xe0691fb0 to 0xe0691ff8) INFO: task kworker/0:392:4336 blocked for more than 458 seconds. r4:851f6000 r5:851f6000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85287800 r7:dddced40 r6:83018000 r5:8524ab8c r4:8528c100 dfa0: 00000000 00000000 00000000 00000000 Call trace: 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xe0691fb0 to 0xe0691ff8) INFO: task kworker/0:393:4338 blocked for more than 458 seconds. r4:851f8c00 r5:851f8c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead75e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85295e80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:851f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f00f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9fd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8524c38c r4:8524c000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8524c38c r4:8528c180 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:851f8c00 r8:8528c1ac r7:82804d40 r6:dddced40 r5:dddced60 r4:8528c180 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528c180 r8:8027ed34 r7:ead2de60 r6:85283e00 r5:851f8c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead75fb0 to 0xead75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85287780 INFO: task kworker/0:393:4338 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 9d7d6000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:394:4341 blocked for more than 458 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:394 state:D stack:0 pid:4341 tgid:4341 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ead81d84 r8:00000002 r7:60000013 r6:ead81d8c r5:851f8000 r5:851f8000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead81e08 r9:83018005 r8:851f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f075000 r10:61c88647 r9:851f8000 r8:8528c22c r7:82804d40 r6:dddced40 r5:dddced60 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:395:4342 blocked for more than 458 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:395 state:D stack:0 pid:4342 tgid:4342 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ead85d84 r8:00000002 r7:60000013 r6:ead85d8c r5:851f9800 r4:851f9800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:851f9800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead85e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85287b40 r9:83018005 r8:851f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f095000 r7:dddced40 r6:83018000 r5:8524b78c r4:8528c280 Exception stack(0xead85fb0 to 0xead85ff8) task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xe0691fb0 to 0xe0691ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:851fc800 r5:851fc800 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8528c300 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 9dd79000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:397:4346 blocked for more than 458 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:397 state:D stack:0 pid:4346 tgid:4346 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ead95d84 r8:00000002 r7:60000013 r6:ead95d8c r5:851fb000 r4:851fb000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:851fb000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead95e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85287dc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:851fb000 r7:00000000 r6:83018000 r5:00001000 r4:7f099000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab57000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8524bf8c r4:8524bc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8524bf8c r4:8528c380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:851fb000 r8:8528c3ac r7:82804d40 r6:dddced40 r5:dddced60 r4:8528c380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528c380 r8:8027ed34 r7:ead75e60 r6:852a9000 r5:851fb000 r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r4:82ac11e4 r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:851fa400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 r5:8524cb8c r4:8524c800 r4:8528c400 9fa0: 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:399:4350 blocked for more than 458 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:399 state:D stack:0 pid:4350 tgid:4350 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ead8dd84 r8:00000002 r7:60000013 r6:ead8dd8c r5:85185400 r4:85185400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85185400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead8de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bec40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85185400 r7:00000000 r6:83018000 r5:00001000 r4:7f011000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfbab000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8524c78c r4:8524c400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8524c78c r4:8528c480 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85185400 r8:8528c4ac r7:82804d40 r6:dddced40 r5:dddced60 r4:8528c480 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528c480 r8:8027ed34 r7:ead99e60 r6:8528c500 r5:85185400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead8dfb0 to 0xead8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852951c0 INFO: task kworker/0:399:4350 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 800f0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r5:00001000 r4:ee7d5000 r4:8508b100 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85186000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8528c580 r8:8027ed34 r7:ead99e60 r6:8528c600 r5:85186000 INFO: task kworker/0:400:4353 is blocked on a mutex likely owned by task kworker/0:227:3822. r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/0:401:4356 blocked for more than 459 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:401 state:D stack:0 pid:4356 tgid:4356 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eabe9d84 r8:00000002 r7:60000113 r6:eabe9d8c r5:85186c00 r4:85186c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85186c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabe9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aa500 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85186c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0541000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8524d78c r4:8524d400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8524d78c r4:8528c680 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85186c00 r8:8528c6ac r7:82804d40 r6:dddced40 r5:dddced60 r4:8528c680 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528c680 r8:8027ed34 r7:ea9d9e60 r6:8528c700 r5:85186c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabe9fb0 to 0xeabe9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852aa180 INFO: task kworker/0:401:4356 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 9eb23000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85184800 r5:85184800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xead41fb0 to 0xead41ff8) INFO: task kworker/0:402:4357 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 9eb23000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings task:kworker/0:403 state:D stack:0 pid:4360 tgid:4360 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85183c00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aa600 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85183c00 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e05b9000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8524db8c r4:8524d800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8524db8c r4:8528c880 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85183c00 r8:8528c8ac r7:82804d40 r6:dddced40 r5:dddced60 r4:8528c880 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528c880 r8:8027ed34 r7:eabe9e60 r6:8528c900 r5:85183c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac19fb0 to 0xeac19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852aa4c0 INFO: task kworker/0:403:4360 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: Exception stack(0xe0691d20 to 0xe0691d68) r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82918644 r9:eac49d84 r8:00000002 r7:60000113 r6:eac49d8c r5:85182400 r5:85182400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8524df8c r4:8524dc00 r4:8528c980 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:e0691dc0 r5:00001000 r4:ee7d5000 r4:8508b100 Exception stack(0xe0691fb0 to 0xe0691ff8) INFO: task kworker/0:405:4364 blocked for more than 459 seconds. r5:85188000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:8524e38c r4:8524e000 r10:00000000 r9:8528ca80 r8:8027ed34 r7:eac49e60 r6:8528cb00 r5:85188000 r4:852aa6c0 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: 9f39b000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:406:4366 blocked for more than 459 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:406 state:D stack:0 pid:4366 tgid:4366 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eac69d84 r8:00000002 r7:60000113 r6:eac69d8c r5:85188c00 r4:85188c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85188c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac69e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852aac80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85188c00 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07af000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8524eb8c r4:8524e800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8524eb8c r4:8528cb80 r10:61c88647 r9:85188c00 r8:8528cbac r7:82804d40 r6:dddced40 r5:dddced60 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:407 state:D stack:0 pid:4367 tgid:4367 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85189800 r4:82918640 r4:00000000 r9:83018005 r8:85189800 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 r4:8528cc80 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Exception stack(0xe0691d20 to 0xe0691d68) r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:408:4369 blocked for more than 459 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:408 state:D stack:0 pid:4369 tgid:4369 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eac71d84 r8:00000002 r7:60000113 r6:eac71d8c r5:8518a400 r4:8518a400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8518a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eac71e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85295fc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8518a400 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e4811000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8524f38c r4:8524f000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8524f38c r4:8528cd80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8518a400 r8:8528cdac r7:82804d40 r6:dddced40 r5:dddced60 r4:8528cd80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528cd80 r8:8027ed34 r7:eac69e60 r6:8528ce00 r5:8518a400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeac71fb0 to 0xeac71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r5:800f0013 r4:80239bd0 r4:e0691dc0 r5:00001000 r4:ee7d5000 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:8518b000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r9:83018005 r8:8518b000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 r4:8528ce80 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:e0691dc0 r5:00001000 r4:ee7d5000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:410:4374 blocked for more than 459 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:410 state:D stack:0 pid:4374 tgid:4374 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaca5d84 r8:00000002 r7:60000113 r6:eaca5d8c r5:8518bc00 r4:8518bc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8518bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaca5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85286ec0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8518bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f055000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e4867000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8524f78c r4:8524f400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8524f78c r4:8528cf80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8518bc00 r8:8528cfac r7:82804d40 r6:dddced40 r5:dddced60 r4:8528cf80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528cf80 r8:8027ed34 r7:eac9de60 r6:852be000 r5:8518bc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaca5fb0 to 0xeaca5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85286f80 INFO: task kworker/0:410:4374 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a0583000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r4:e0691dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:851fec00 r5:851fec00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r5:800f0013 r4:80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:411:4378 blocked for more than 459 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:411 state:D stack:0 pid:4378 tgid:4378 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eacddd84 r8:00000002 r7:60000113 r6:eacddd8c r5:851fe000 r4:851fe000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:851fe000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacdde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c10c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:851fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa35000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8524ff8c r4:8524fc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8524ff8c r4:852be080 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:851fe000 r8:852be0ac r7:82804d40 r6:dddced40 r5:dddced60 r4:852be080 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852be080 r8:8027ed34 r7:eac9de60 r6:852a9200 r5:851fe000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacddfb0 to 0xeacddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:412 state:D stack:0 pid:4379 tgid:4379 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:851fbc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:851fbc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead01e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c1240 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:851fbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa4b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8525838c r4:85258000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8525838c r4:852be100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:851fbc00 r8:852be12c r7:82804d40 r6:dddced40 r5:dddced60 r4:852be100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852be100 r8:8027ed34 r7:eacdde60 r6:852a9280 r5:851fbc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead01fb0 to 0xead01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852c12c0 INFO: task kworker/0:412:4379 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a0b23000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:85086c80 Workqueue: events bpf_prog_free_deferred r5:85200000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:85259b8c r4:85259800 r4:852be180 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:800f0013 r4:80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:414:4383 blocked for more than 459 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:414 state:D stack:0 pid:4383 tgid:4383 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eada9d84 r8:00000002 r7:60000113 r6:eada9d8c r5:85200c00 r4:85200c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85200c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eada9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c1380 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85200c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:852be200 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r5:85202400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c14c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85202400 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaaa5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85258b8c r4:85258800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85258b8c r4:852be280 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85202400 r8:852be2ac r7:82804d40 r6:dddced40 r5:dddced60 r4:852be280 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852be280 r8:8027ed34 r7:eada5e60 r6:852a9400 r5:85202400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeadb1fb0 to 0xeadb1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852c13c0 INFO: task kworker/0:415:4385 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a1358000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:82918644 r9:eadbdd84 r8:00000002 r7:60000113 r6:eadbdd8c r5:85203c00 r5:85203c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c1640 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:800f0013 r4:80239bd0 r4:e0691dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8508b100 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:85203000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c1800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 1d20: a1358000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:418:4392 blocked for more than 459 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:418 state:D stack:0 pid:4392 tgid:4392 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eacb5d84 r8:00000002 r7:60000113 r6:eacb5d8c r5:8518c800 r4:8518c800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8518c800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eacb5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c18c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8518c800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaae3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8525978c r4:85259400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8525978c r4:852be400 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8518c800 r8:852be42c r7:82804d40 r6:dddced40 r5:dddced60 r4:852be400 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852be400 r8:8027ed34 r7:eada5e60 r6:852be480 r5:8518c800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacb5fb0 to 0xeacb5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:8508b100 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:8518e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d0040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8518e000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabdd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8525a78c r4:8525a400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8525a78c r4:852be500 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8518e000 r8:852be52c r7:82804d40 r6:dddced40 r5:dddced60 r4:852be500 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852be500 r8:8027ed34 r7:eada5e60 r6:852be580 r5:8518e000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeacc1fb0 to 0xeacc1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852c1c40 INFO: task kworker/0:419:4394 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a1853000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:420:4396 blocked for more than 459 seconds. task:kworker/0:420 state:D stack:0 pid:4396 tgid:4396 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8518ec00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c1bc0 r7:dddced40 r6:83018000 r5:85259f8c r4:852be600 Exception stack(0xeadd1fb0 to 0xeadd1ff8) task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac11e4 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r5:85205400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c8cc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85205400 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab81000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:850d338c r4:850d3000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:850d338c r4:852a9580 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85205400 r8:852a95ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852a9580 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a9580 r8:8027ed34 r7:ead31e60 r6:852a9600 r5:85205400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeadc5fb0 to 0xeadc5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852c8500 INFO: task kworker/1:220:4398 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a1e69000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85204800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:852be700 r8:8027ed34 r7:eacc1e60 r6:852a9680 r5:85204800 r4:852c19c0 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:422:4401 blocked for more than 459 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:422 state:D stack:0 pid:4401 tgid:4401 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eadd9d84 r8:00000002 r7:60000013 r6:eadd9d8c r5:85201800 r4:85201800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85201800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadd9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d0280 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced40 r6:83018000 r5:8525af8c r4:852be780 Exception stack(0xeadd9fb0 to 0xeadd9ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852c1b00 INFO: task kworker/0:422:4401 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a1f37000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xe0691fb0 to 0xe0691ff8) INFO: task kworker/1:221:4404 blocked for more than 459 seconds. r10:82918644 r9:eadcdd84 r8:00000002 r7:60000013 r6:eadcdd8c r5:85206c00 r5:85206c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:00001000 r4:dfceb000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Not tainted 6.15.0-syzkaller #0 r4:85206000 r5:85206000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d01c0 r7:dddced40 r6:83018000 r5:8525ab8c r4:852be800 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac11e4 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:82918644 r9:eade5d84 r8:00000002 r7:60000013 r6:eade5d8c r5:851fd400 r5:851fd400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d03c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:851fd400 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac21000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8525b38c r4:8525b000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8525b38c r4:852be880 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:851fd400 r8:852be8ac r7:82804d40 r6:dddced40 r5:dddced60 r4:852be880 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852be880 r8:8027ed34 r7:eadd9e60 r6:852a9a80 r5:851fd400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeade5fb0 to 0xeade5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852d0240 INFO: task kworker/0:424:4409 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a2793000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:425:4411 blocked for more than 459 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:425 state:D stack:0 pid:4411 tgid:4411 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eade1d84 r8:00000002 r7:60000113 r6:eade1d8c r5:851f6c00 r4:851f6c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:851f6c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r9:83018005 r8:851f6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:222:4412 blocked for more than 459 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:222 state:D stack:0 pid:4412 tgid:4412 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r5:85338000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eade9e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:852a9b00 9fa0: 00000000 00000000 00000000 00000000 Call trace: 1d20: a29a9000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 r4:e0691dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:223 state:D stack:0 pid:4414 tgid:4414 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85338c00 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf1e08 r9:83018205 r8:85338c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 r4:852a9c80 1fa0: 00000000 00000000 00000000 00000000 r4:852c8940 INFO: task kworker/1:223:4414 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a2ba8000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:426:4415 blocked for more than 459 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:426 state:D stack:0 pid:4415 tgid:4415 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eadf5d84 r8:00000002 r7:60000113 r6:eadf5d8c r5:85339800 r4:85339800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85339800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadf5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d0680 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85339800 r7:00000000 r6:83018000 r5:00001000 r4:7f09b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac41000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8525b78c r4:8525b400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8525b78c r4:852be980 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85339800 r8:852be9ac r7:82804d40 r6:dddced40 r5:dddced60 r4:852be980 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852be980 r8:8027ed34 r7:eade1e60 r6:852a9d80 r5:85339800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeadf5fb0 to 0xeadf5ff8) 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d60: 800f0013 ffffffff r4:e0691dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 Not tainted 6.15.0-syzkaller #0 r5:8533c800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:8525bf8c r4:8525bc00 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a31f3000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:428:4420 blocked for more than 459 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:428 state:D stack:0 pid:4420 tgid:4420 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eae09d84 r8:00000002 r7:60000113 r6:eae09d8c r5:8533a400 r4:8533a400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8533a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae09e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bd940 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8533a400 r7:00000000 r6:83018000 r5:00001000 r4:7f073000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead49000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8525d38c r4:8525d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8525d38c r4:852bea80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8533a400 r8:852beaac r7:82804d40 r6:dddced40 r5:dddced60 r4:852bea80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852bea80 r8:8027ed34 r7:eae05e60 r6:852a9e80 r5:8533a400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae09fb0 to 0xeae09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852d0840 INFO: task kworker/0:428:4420 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a31f3000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:429:4421 blocked for more than 459 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:429 state:D stack:0 pid:4421 tgid:4421 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eae0dd84 r8:00000002 r7:60000113 r6:eae0dd8c r5:8533b000 r4:8533b000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8533b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae0de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85290300 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8533b000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa33000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:852beb00 r4:852d0b00 r5:800f0013 r4:80239bd0 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:82918644 r9:eadedd84 r8:00000002 r7:60000113 r6:eadedd8c r5:8533d400 r4:00000000 r4:00000001 r4:852d1540 r4:00000000 r4:82ac11e4 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:225:4428 blocked for more than 459 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:225 state:D stack:0 pid:4428 tgid:4428 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eadf9d84 r8:00000002 r7:60000113 r6:eadf9d8c r5:8533e000 r5:8533e000 r4:82918640 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) Call trace: [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:226:4429 blocked for more than 459 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:226 state:D stack:0 pid:4429 tgid:4429 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ead69d84 r8:00000002 r7:60000113 r6:ead69d8c r5:8533ec00 r4:8533ec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8533ec00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:852cf000 r8:8027ed34 r7:eadf9e60 r6:852cf080 r5:8533ec00 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a385f000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 r4:82ac11e4 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:85300000 r4:82918640 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d1d00 r5:83d0838c r4:83d08000 r4:852cf100 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) Exception stack(0xe0691fb0 to 0xe0691ff8) INFO: task kworker/0:430:4432 blocked for more than 459 seconds. r4:85300c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85300c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae11e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bd300 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85300c00 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea9d1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8525cb8c r4:8525c800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8525cb8c r4:852beb80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85300c00 r8:852bebac r7:82804d40 r6:dddced40 r5:dddced60 r4:852beb80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852beb80 r8:8027ed34 r7:eae09e60 r6:852cf200 r5:85300c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae11fb0 to 0xeae11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0691d20 to 0xe0691d68) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r10:82918644 r9:eae19d84 r8:00000002 r7:60000113 r6:eae19d8c r5:84a02400 r5:84a02400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae19e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d1dc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84a02400 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0741000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8523438c r4:85234000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8523438c r4:852cf280 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a02400 r8:852cf2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852cf280 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852cf280 r8:8027ed34 r7:eadf9e60 r6:852bec00 r5:84a02400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae19fb0 to 0xeae19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852d1cc0 INFO: task kworker/1:228:4434 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a3e1d000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) Workqueue: events bpf_prog_free_deferred r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c5480 r4:852d1ec0 r4:00000000 r4:82ac11e4 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) r5:84a03000 r4:82918640 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c5040 r7:ddde2d40 r6:83018200 r5:85234b8c r4:852cf380 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:232:4442 blocked for more than 459 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:232 state:D stack:0 pid:4442 tgid:4442 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eae39d84 r8:00000002 r7:60000013 r6:eae39d8c r5:84a04800 r4:84a04800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84a04800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae39e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c5300 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84a04800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea947000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8523538c r4:85235000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8523538c r4:852cf480 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a04800 r8:852cf4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852cf480 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852cf480 r8:8027ed34 r7:eae25e60 r6:852bee00 r5:84a04800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae39fb0 to 0xeae39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852c5100 INFO: task kworker/1:232:4442 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a4451000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-syzkaller #0 r5:84a06000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 r5:85236b8c r4:85236800 r10:61c88647 r9:84a06000 r8:852cf52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 Exception stack(0xeae3dfb0 to 0xeae3dff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:e0691dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 Not tainted 6.15.0-syzkaller #0 r5:84a06c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae41e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c5600 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84a06c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea98d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85235b8c r4:85235800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85235b8c r4:852cf580 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a06c00 r8:852cf5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852cf580 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852cf580 r8:8027ed34 r7:eae3de60 r6:852bef00 r5:84a06c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae41fb0 to 0xeae41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852c5440 INFO: task kworker/1:234:4446 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a47f7000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:85086c80 Call trace: r5:84a05400 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:852cf600 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:e0691dc0 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) Exception stack(0xe0691fb0 to 0xe0691ff8) task:kworker/1:236 state:D stack:0 pid:4449 tgid:4449 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84a00c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae51e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c5840 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84a00c00 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab33000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8523638c r4:85236000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8523638c r4:852cf680 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a00c00 r8:852cf6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852cf680 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852cf680 r8:8027ed34 r7:eae3de60 r6:852bb000 r5:84a00c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae51fb0 to 0xeae51ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852c5700 INFO: task kworker/1:236:4449 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a4cf5000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 r4:8508b100 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:237:4454 blocked for more than 459 seconds. Workqueue: events bpf_prog_free_deferred r4:84a01800 r5:84a01800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae59e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c5900 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84a01800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab4f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8523678c r4:85236400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8523678c r4:852cf700 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a01800 r8:852cf72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852cf700 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852cf700 r8:8027ed34 r7:eae3de60 r6:852bb080 r5:84a01800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae59fb0 to 0xeae59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852c5940 INFO: task kworker/1:237:4454 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a4cf5000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:431:4455 blocked for more than 459 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:431 state:D stack:0 pid:4455 tgid:4455 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eae5dd84 r8:00000002 r7:60000113 r6:eae5dd8c r5:8518d400 r4:8518d400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8518d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae5de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bd880 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8518d400 r7:00000000 r6:83018000 r5:00001000 r4:7f071000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead17000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8525cf8c r4:8525cc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8525cf8c r4:852bb100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8518d400 r8:852bb12c r7:82804d40 r6:dddced40 r5:dddced60 r4:852bb100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852bb100 r8:8027ed34 r7:eae09e60 r6:852bb180 r5:8518d400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae5dfb0 to 0xeae5dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852bd540 INFO: task kworker/0:431:4455 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a4cf5000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:238:4457 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:238 state:D stack:0 pid:4457 tgid:4457 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eae61d84 r8:00000002 r7:60000013 r6:eae61d8c r5:85310000 r4:85310000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85310000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae61e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c5e00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85310000 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead57000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8523738c r4:85237000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8523738c r4:852cf780 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85310000 r8:852cf7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852cf780 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852cf780 r8:8027ed34 r7:eae3de60 r6:852bb200 r5:85310000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae61fb0 to 0xeae61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852c5a40 INFO: task kworker/1:238:4457 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a532b000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:239:4458 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:239 state:D stack:0 pid:4458 tgid:4458 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eae65d84 r8:00000002 r7:60000013 r6:eae65d8c r5:85310c00 r4:85310c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85310c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae65e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c5bc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85310c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eacfd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85236f8c r4:85236c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85236f8c r4:852cf800 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85310c00 r8:852cf82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852cf800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852cf800 r8:8027ed34 r7:eae61e60 r6:852bb280 r5:85310c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae65fb0 to 0xeae65ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852c5c40 INFO: task kworker/1:239:4458 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a532b000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:432:4462 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:432 state:D stack:0 pid:4462 tgid:4462 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eae31d84 r8:00000002 r7:60000113 r6:eae31d8c r5:85311800 r4:85311800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85311800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae31e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8140 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85311800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cb000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb18b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8525f78c r4:8525f400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8525f78c r4:852bb300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85311800 r8:852bb32c r7:82804d40 r6:dddced40 r5:dddced60 r4:852bb300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852bb300 r8:8027ed34 r7:eae09e60 r6:852bb380 r5:85311800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae31fb0 to 0xeae31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852bd980 INFO: task kworker/0:432:4462 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a54b2000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:240:4464 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:240 state:D stack:0 pid:4464 tgid:4464 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eae55d84 r8:00000002 r7:60000013 r6:eae55d8c r5:85312400 r4:85312400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85312400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae55e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c5f80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85312400 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead61000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8523778c r4:85237400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8523778c r4:852cf880 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85312400 r8:852cf8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852cf880 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852cf880 r8:8027ed34 r7:eae61e60 r6:852bb400 r5:85312400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae55fb0 to 0xeae55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852c5dc0 INFO: task kworker/1:240:4464 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a54b2000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:241:4465 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:241 state:D stack:0 pid:4465 tgid:4465 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eae69d84 r8:00000002 r7:60000113 r6:eae69d8c r5:85313000 r4:85313000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85313000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae69e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d0980 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85313000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead7b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85237b8c r4:85237800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85237b8c r4:852cf900 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85313000 r8:852cf92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852cf900 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852cf900 r8:8027ed34 r7:eae55e60 r6:852bb480 r5:85313000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae69fb0 to 0xeae69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852c5dc0 INFO: task kworker/1:241:4465 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a57a7000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:242:4468 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:242 state:D stack:0 pid:4468 tgid:4468 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eae6dd84 r8:00000002 r7:60000113 r6:eae6dd8c r5:85313c00 r4:85313c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85313c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae6de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c53c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85313c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae71000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8523838c r4:85238000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8523838c r4:852cf980 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85313c00 r8:852cf9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852cf980 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852cf980 r8:8027ed34 r7:eae69e60 r6:852bb500 r5:85313c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae6dfb0 to 0xeae6dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852d0cc0 INFO: task kworker/1:242:4468 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a57a7000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:243:4469 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:243 state:D stack:0 pid:4469 tgid:4469 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eae75d84 r8:00000002 r7:60000013 r6:eae75d8c r5:85314800 r4:85314800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85314800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae75e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d1180 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85314800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead89000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85237f8c r4:85237c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85237f8c r4:852cfa00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85314800 r8:852cfa2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852cfa00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852cfa00 r8:8027ed34 r7:eae6de60 r6:852bb580 r5:85314800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae75fb0 to 0xeae75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852d0cc0 INFO: task kworker/1:243:4469 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a5ac5000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:244:4473 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:244 state:D stack:0 pid:4473 tgid:4473 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eae91d84 r8:00000002 r7:60000013 r6:eae91d8c r5:85315400 r4:85315400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85315400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae91e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852d0c40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85315400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae83000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8523878c r4:85238400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8523878c r4:852cfa80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85315400 r8:852cfaac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852cfa80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852cfa80 r8:8027ed34 r7:eae6de60 r6:852bb600 r5:85315400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae91fb0 to 0xeae91ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852d0ec0 INFO: task kworker/1:244:4473 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a5d40000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:245:4474 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:245 state:D stack:0 pid:4474 tgid:4474 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eae99d84 r8:00000002 r7:60000013 r6:eae99d8c r5:85316000 r4:85316000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85316000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae99e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bc340 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85316000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaea9000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8523938c r4:85239000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8523938c r4:852cfb00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85316000 r8:852cfb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852cfb00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852cfb00 r8:8027ed34 r7:eae91e60 r6:852bb680 r5:85316000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae99fb0 to 0xeae99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852bc100 INFO: task kworker/1:245:4474 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a60aa000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:246:4475 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:246 state:D stack:0 pid:4475 tgid:4475 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eae9dd84 r8:00000002 r7:60000013 r6:eae9dd8c r5:84930000 r4:84930000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84930000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae9de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bc000 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84930000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae89000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85238b8c r4:85238800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85238b8c r4:852cfb80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84930000 r8:852cfbac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852cfb80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852cfb80 r8:8027ed34 r7:eae99e60 r6:852bb700 r5:84930000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae9dfb0 to 0xeae9dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852bc100 INFO: task kworker/1:246:4475 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a60aa000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:247:4477 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:247 state:D stack:0 pid:4477 tgid:4477 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaeadd84 r8:00000002 r7:60000013 r6:eaeadd8c r5:84931800 r4:84931800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84931800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeade08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bc1c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84931800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaea3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85238f8c r4:85238c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85238f8c r4:852cfc00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84931800 r8:852cfc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852cfc00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852cfc00 r8:8027ed34 r7:eae99e60 r6:852bb780 r5:84931800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaeadfb0 to 0xeaeadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852bc300 INFO: task kworker/1:247:4477 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a63c2000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:248:4479 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:248 state:D stack:0 pid:4479 tgid:4479 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaeb9d84 r8:00000002 r7:60000013 r6:eaeb9d8c r5:84930c00 r4:84930c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84930c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeb9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bc900 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84930c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaef7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8523a78c r4:8523a400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8523a78c r4:852cfc80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84930c00 r8:852cfcac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852cfc80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852cfc80 r8:8027ed34 r7:eae99e60 r6:852bb800 r5:84930c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaeb9fb0 to 0xeaeb9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852bc180 INFO: task kworker/1:248:4479 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a63c2000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:249:4481 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:249 state:D stack:0 pid:4481 tgid:4481 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaec9d84 r8:00000002 r7:60000013 r6:eaec9d8c r5:84932400 r4:84932400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84932400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaec9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bc400 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84932400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaebf000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8523978c r4:85239400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8523978c r4:852cfd00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84932400 r8:852cfd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852cfd00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852cfd00 r8:8027ed34 r7:eaeb9e60 r6:852bb880 r5:84932400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaec9fb0 to 0xeaec9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852bc280 INFO: task kworker/1:249:4481 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a63c2000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:250:4483 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:250 state:D stack:0 pid:4483 tgid:4483 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaed1d84 r8:00000002 r7:60000113 r6:eaed1d8c r5:84933000 r4:84933000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84933000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bc540 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84933000 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaec5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85239b8c r4:85239800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85239b8c r4:852cfd80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84933000 r8:852cfdac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852cfd80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852cfd80 r8:8027ed34 r7:eaeb9e60 r6:852bb900 r5:84933000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaed1fb0 to 0xeaed1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852bc440 INFO: task kworker/1:250:4483 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a6693000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:251:4485 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:251 state:D stack:0 pid:4485 tgid:4485 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaee5d84 r8:00000002 r7:60000013 r6:eaee5d8c r5:84935400 r4:84935400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84935400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bc680 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84935400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaedb000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85239f8c r4:85239c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85239f8c r4:852cfe80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84935400 r8:852cfeac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852cfe80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852cfe80 r8:8027ed34 r7:eaeb9e60 r6:852bb980 r5:84935400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaee5fb0 to 0xeaee5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852bc440 INFO: task kworker/1:251:4485 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a68c0000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:433:4487 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:433 state:D stack:0 pid:4487 tgid:4487 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaeedd84 r8:00000002 r7:60000113 r6:eaeedd8c r5:84936000 r4:84936000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84936000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaeede08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b2cc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84936000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eafa3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8525d78c r4:8525d400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8525d78c r4:852bba00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84936000 r8:852bba2c r7:82804d40 r6:dddced40 r5:dddced60 r4:852bba00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852bba00 r8:8027ed34 r7:eae31e60 r6:852bba80 r5:84936000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaeedfb0 to 0xeaeedff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852b2580 INFO: task kworker/0:433:4487 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a68c0000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:252:4488 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:252 state:D stack:0 pid:4488 tgid:4488 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eae15d84 r8:00000002 r7:60000013 r6:eae15d8c r5:85303000 r4:85303000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85303000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bc7c0 r5:8523a38c r4:8523a000 r4:852cfe00 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e0691dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:253:4491 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:253 state:D stack:0 pid:4491 tgid:4491 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaee9d84 r8:00000002 r7:60000013 r6:eaee9d8c r5:85301800 r4:85301800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85301800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaee9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bcc80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85301800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf27000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8523af8c r4:8523ac00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8523af8c r4:852cff80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85301800 r8:852cffac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852cff80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852cff80 r8:8027ed34 r7:eaeb9e60 r6:852a0000 r5:85301800 r4:00000001 9fa0: 00000000 00000000 00000000 00000000 Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a6cef000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:85304800 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bca40 r5:8523ab8c r4:8523a800 r10:00000000 r9:852a0080 r8:8027ed34 r7:eaee9e60 r6:852a0100 r5:85304800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf1dfb0 to 0xeaf1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852bc940 INFO: task kworker/1:254:4492 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a701b000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:255:4495 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:255 state:D stack:0 pid:4495 tgid:4495 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:82918644 r9:eaf25d84 r8:00000002 r7:60000013 r6:eaf25d8c r5:85305400 r5:85305400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf25e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:852a0180 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 Exception stack(0xe0691fb0 to 0xe0691ff8) Not tainted 6.15.0-syzkaller #0 r5:85306000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bcd40 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:ddde2d40 r6:83018200 r5:8523b38c r4:852a0280 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85306000 r8:852a02ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852a0280 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a0280 r8:8027ed34 r7:eaf25e60 r6:852a0300 r5:85306000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf35fb0 to 0xeaf35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852bdf00 INFO: task kworker/1:256:4497 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a7203000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:257:4499 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:257 state:D stack:0 pid:4499 tgid:4499 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaf3dd84 r8:00000002 r7:60000113 r6:eaf3dd8c r5:85306c00 r4:85306c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85306c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf3de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:852a0380 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a7487000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:258:4500 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:85303c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf59e08 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852bcf40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85303c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf55000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8523bb8c r4:8523b800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8523bb8c r4:852a0480 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85303c00 r8:852a04ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852a0480 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a0480 r8:8027ed34 r7:eaf25e60 r6:852a0500 r5:85303c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:259 state:D stack:0 pid:4504 tgid:4504 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8533bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:259:4504 is blocked on a mutex likely owned by task kworker/0:227:3822. 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 Exception stack(0xe0691fb0 to 0xe0691ff8) INFO: task kworker/1:260:4505 blocked for more than 460 seconds. r5:85340000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eae79e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528f400 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85340000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf8f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:852fc78c r4:852fc400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:852fc78c r4:852a0680 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85340000 r8:852a06ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852a0680 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a0680 r8:8027ed34 r7:eaf85e60 r6:852a0700 r5:85340000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeae79fb0 to 0xeae79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8528f180 INFO: task kworker/1:260:4505 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a78de000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:261:4507 blocked for more than 460 seconds. Workqueue: events bpf_prog_free_deferred r5:85341800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528f980 r5:852fd38c r4:852fd000 r7:ddde2d40 r6:83018200 r5:852fd38c r4:852a0780 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85341800 r8:852a07ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852a0780 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a0780 r8:8027ed34 r7:eae79e60 r6:852a0800 r5:85341800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf99fb0 to 0xeaf99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8528f3c0 INFO: task kworker/1:261:4507 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a7eef000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:262:4508 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:262 state:D stack:0 pid:4508 tgid:4508 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaf9dd84 r8:00000002 r7:60000013 r6:eaf9dd8c r5:85342400 r4:85342400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85342400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf9de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r4:00000000 r5:852fcb8c r4:852fc800 r10:61c88647 r9:85342400 r8:852a08ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:263:4511 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:263 state:D stack:0 pid:4511 tgid:4511 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaf65d84 r8:00000002 r7:60000013 r6:eaf65d8c r5:84934800 r4:84934800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84934800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaf65e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528f8c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84934800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eafa9000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:852fcf8c r4:852fcc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:852fcf8c r4:852a0980 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84934800 r8:852a09ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852a0980 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a0980 r8:8027ed34 r7:eaf99e60 r6:852bbb00 r5:84934800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaf65fb0 to 0xeaf65ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d60: 800f0013 ffffffff r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:264 state:D stack:0 pid:4514 tgid:4514 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84933c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eabfde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84933c00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0473000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:852fe38c r4:852fe000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:852fe38c r4:852a0a00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84933c00 r8:852a0a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852a0a00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a0a00 r8:8027ed34 r7:eaf99e60 r6:852bbb80 r5:84933c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeabfdfb0 to 0xeabfdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8528f940 INFO: task kworker/1:264:4514 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) 1d60: 800f0013 ffffffff r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 Exception stack(0xe0691fb0 to 0xe0691ff8) INFO: task kworker/1:265:4515 blocked for more than 460 seconds. task:kworker/1:265 state:D stack:0 pid:4515 tgid:4515 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ead9dd84 r8:00000002 r7:60000013 r6:ead9dd8c r5:84936c00 r4:84936c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84936c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead9de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528fac0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84936c00 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa11000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:852fd78c r4:852fd400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:852fd78c r4:852a0a80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84936c00 r8:852a0aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852a0a80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a0a80 r8:8027ed34 r7:eabfde60 r6:852bbc00 r5:84936c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead9dfb0 to 0xead9dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8528fc80 INFO: task kworker/1:265:4515 is blocked on a mutex likely owned by task kworker/0:227:3822. r4:00000000 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:85316c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r7:ddde2d40 r6:83018200 r5:852fdb8c r4:852a0b00 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:267:4520 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:267 state:D stack:0 pid:4520 tgid:4520 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eadc9d84 r8:00000002 r7:60000113 r6:eadc9d8c r5:85318000 r4:85318000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85318000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eadc9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528fe80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85318000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e006d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:852fdf8c r4:852fdc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:852fdf8c r4:852a0b80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85318000 r8:852a0bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852a0b80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a0b80 r8:8027ed34 r7:eabfde60 r6:852bbd00 r5:85318000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeadc9fb0 to 0xeadc9ff8) 9fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:267:4520 is blocked on a mutex likely owned by task kworker/0:227:3822. r4:82ac11e4 r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:85318c00 r5:85318c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r7:ddde2d40 r6:83018200 r5:852fe78c r4:852a0c00 dfa0: 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r4:e0691dc0 r5:00001000 r4:ee7d5000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:269:4524 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:269 state:D stack:0 pid:4524 tgid:4524 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eafc1d84 r8:00000002 r7:60000113 r6:eafc1d8c r5:85319800 r4:85319800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85319800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282480 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85319800 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e06a1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:852fef8c r4:852fec00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:852fef8c r4:852a0c80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85319800 r8:852a0cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852a0c80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a0c80 r8:8027ed34 r7:eafbde60 r6:852bbe00 r5:85319800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafc1fb0 to 0xeafc1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85282200 INFO: task kworker/1:269:4524 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) 1d60: 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8531a400 r5:8531a400 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc5e08 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 5fa0: 00000000 00000000 00000000 00000000 r4:00000000 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:271:4528 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:271 state:D stack:0 pid:4528 tgid:4528 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eafc9d84 r8:00000002 r7:60000113 r6:eafc9d8c r5:8531b000 r4:8531b000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8531b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafc9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282900 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8531b000 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e4829000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:852ffb8c r4:852ff800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:852ffb8c r4:852a0d80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8531b000 r8:852a0dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852a0d80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a0d80 r8:8027ed34 r7:eafc1e60 r6:852bbf00 r5:8531b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafc9fb0 to 0xeafc9ff8) 9fa0: 00000000 00000000 00000000 00000000 r4:85282380 Call trace: 1d60: 800f0013 ffffffff r4:e0691dc0 r5:00001000 r4:ee7d5000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:8531bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafcde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282640 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8531bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e07a5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:852ff38c r4:852ff000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:852ff38c r4:852a0e00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8531bc00 r8:852a0e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852a0e00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a0e00 r8:8027ed34 r7:eafc9e60 r6:852bbf80 r5:8531bc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafcdfb0 to 0xeafcdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85282380 INFO: task kworker/1:272:4529 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a9f44000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82918644 r9:eafd1d84 r8:00000002 r7:60000013 r6:eafd1d8c r5:8531c800 r5:8531c800 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:852ff78c r4:852a0e80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8531c800 r8:852a0eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852a0e80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a0e80 r8:8027ed34 r7:eafc9e60 r6:830cd300 r5:8531c800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafd1fb0 to 0xeafd1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852826c0 INFO: task kworker/1:273:4532 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: a9f44000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:00000001 r4:85086c80 Workqueue: events bpf_prog_free_deferred r10:82918644 r9:eafd5d84 r8:00000002 r7:60000013 r6:eafd5d8c r5:8531d400 r4:8531d400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8531d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafd5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282980 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8531d400 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa17000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:852fff8c r4:852ffc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:852a0f00 r8:8027ed34 r7:eafc9e60 r6:830cd280 r5:8531d400 INFO: task kworker/1:274:4534 is blocked on a mutex likely owned by task kworker/0:227:3822. 1d60: 800f0013 ffffffff r4:e0691dc0 r5:00001000 r4:ee7d5000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Call trace: r5:8531e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282b40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8531e000 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa63000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8537438c r4:85374000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8537438c r4:852a0f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8531e000 r8:852a0fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852a0f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a0f80 r8:8027ed34 r7:eafd5e60 r6:8528e000 r5:8531e000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafd9fb0 to 0xeafd9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85282880 INFO: task kworker/1:275:4536 is blocked on a mutex likely owned by task kworker/0:227:3822. Workqueue: events bpf_prog_free_deferred 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 INFO: task kworker/0:434:4538 blocked for more than 460 seconds. r5:8531ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 r5:8525db8c r4:8525d800 r10:00000000 r9:8528e080 r8:8027ed34 r7:eae31e60 r6:8528e100 r5:8531ec00 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e0691dc0 r5:00001000 r4:ee7d5000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:85086c80 Workqueue: events bpf_prog_free_deferred r5:85320000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:85374b8c r4:85374800 r10:00000000 r9:8529b000 r8:8027ed34 r7:eafd9e60 r6:8528e180 r5:85320000 r4:85282a80 INFO: task kworker/1:276:4540 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: aac68000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:277:4541 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:277 state:D stack:0 pid:4541 tgid:4541 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eafe1d84 r8:00000002 r7:60000013 r6:eafe1d8c r5:85320c00 r4:85320c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85320c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:830cbac0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85320c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab79000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8537538c r4:85375000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8537538c r4:8529b080 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85320c00 r8:8529b0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8529b080 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8529b080 r8:8027ed34 r7:eafdde60 r6:8528e200 r5:85320c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafe1fb0 to 0xeafe1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Exception stack(0xe0691d20 to 0xe0691d68) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:82918644 r9:eafadd84 r8:00000002 r7:60000113 r6:eafadd8c r5:85321800 r5:85321800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafade08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282d80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85321800 r7:00000000 r6:83018000 r5:00001000 r4:7f057000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaac3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8537478c r4:85374400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8537478c r4:8528e280 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85321800 r8:8528e2ac r7:82804d40 r6:dddced40 r5:dddced60 r4:8528e280 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8528e280 r8:8027ed34 r7:eae31e60 r6:8528e300 r5:85321800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafadfb0 to 0xeafadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852905c0 INFO: task kworker/0:435:4543 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: ab004000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 Exception stack(0xe0691fb0 to 0xe0691ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:436:4545 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:436 state:D stack:0 pid:4545 tgid:4545 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eafe5d84 r8:00000002 r7:60000113 r6:eafe5d8c r5:85322400 r4:85322400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85322400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafe5e08 r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8525df8c r4:8525dc00 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 Exception stack(0xe0691fb0 to 0xe0691ff8) INFO: task kworker/0:437:4547 blocked for more than 460 seconds. r5:85323000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85290b00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 1d20: ab42c000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:278:4550 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:278 state:D stack:0 pid:4550 tgid:4550 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaff1d84 r8:00000002 r7:60000113 r6:eaff1d8c r5:85323c00 r4:85323c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85323c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaff1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85282f40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85323c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 r5:85374f8c r4:85374c00 r4:8529b100 1fa0: 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r4:e0691dc0 r5:00001000 r4:ee7d5000 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:279:4552 blocked for more than 460 seconds. r5:85324800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a5000 r7:ddde2d40 r6:83018200 r5:8537578c r4:8529b180 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:280:4554 blocked for more than 460 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:280 state:D stack:0 pid:4554 tgid:4554 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eafedd84 r8:00000002 r7:60000113 r6:eafedd8c r5:85325400 r4:85325400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85325400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eafede08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a53c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85325400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac27000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85375f8c r4:85375c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85375f8c r4:8529b200 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85325400 r8:8529b22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8529b200 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8529b200 r8:8027ed34 r7:eaff5e60 r6:8528e680 r5:85325400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeafedfb0 to 0xeafedff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852a5180 INFO: task kworker/1:280:4554 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r4:e0691dc0 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:85086c80 Workqueue: events bpf_prog_free_deferred r5:85326000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:85375b8c r4:85375800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85375b8c r4:8529b280 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85326000 r8:8529b2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8529b280 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8529b280 r8:8027ed34 r7:eafede60 r6:8528e700 r5:85326000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaffdfb0 to 0xeaffdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852a5180 INFO: task kworker/1:281:4556 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: abb36000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:438:4558 blocked for more than 461 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:438 state:D stack:0 pid:4558 tgid:4558 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb005d84 r8:00000002 r7:60000113 r6:eb005d8c r5:84a28000 r4:84a28000 r5:84a28000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:8528e780 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 1d60: 800f0013 ffffffff r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:82918644 r9:eb00dd84 r8:00000002 r7:60000013 r6:eb00dd8c r5:84a29800 r5:84a29800 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb00de08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84a29800 r8:8529b32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 dfa0: 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r5:00001000 r4:ee7d5000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:283:4562 blocked for more than 461 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:283 state:D stack:0 pid:4562 tgid:4562 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb015d84 r8:00000002 r7:60000013 r6:eb015d8c r5:84a28c00 r4:84a28c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84a28c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb015e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a57c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84a28c00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac93000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85376b8c r4:85376800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85376b8c r4:8529b380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a28c00 r8:8529b3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8529b380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8529b380 r8:8027ed34 r7:eb00de60 r6:8528e900 r5:84a28c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb015fb0 to 0xeb015ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852a5400 INFO: task kworker/1:283:4562 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: abf24000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 Exception stack(0xe0691fb0 to 0xe0691ff8) r4:85086c80 Workqueue: events bpf_prog_free_deferred r5:85343c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8537678c r4:85376400 r4:8529b400 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:285:4566 blocked for more than 461 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:285 state:D stack:0 pid:4566 tgid:4566 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb011d84 r8:00000002 r7:60000113 r6:eb011d8c r5:85340c00 r4:85340c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85340c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb011e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a5880 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85340c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eacb9000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85376f8c r4:85376c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85376f8c r4:8529b500 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85340c00 r8:8529b52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8529b500 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8529b500 r8:8027ed34 r7:eb015e60 r6:8529b580 r5:85340c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb011fb0 to 0xeb011ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852a5700 INFO: task kworker/1:285:4566 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: ac5c0000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:286 state:D stack:0 pid:4567 tgid:4567 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a5b80 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0691d20 to 0xe0691d68) 1d20: ac5c0000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 Not tainted 6.15.0-syzkaller #0 r5:85345400 r4:82918640 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8529b700 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8529b700 r8:8027ed34 r7:eb021e60 r6:8529b780 r5:85345400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb025fb0 to 0xeb025ff8) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:85086c80 r5:85346000 r4:82918640 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) task:kworker/1:289 state:D stack:0 pid:4574 tgid:4574 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8529b900 r8:8027ed34 r7:eb029e60 r6:8529b980 r5:85346c00 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852a5d00 INFO: task kworker/1:289:4574 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: ac9f2000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:290:4576 blocked for more than 461 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:290 state:D stack:0 pid:4576 tgid:4576 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb045d84 r8:00000002 r7:60000113 r6:eb045d8c r5:84a2a400 r4:84a2a400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84a2a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb045e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852a5f80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84a2a400 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb03b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8537838c r4:85378000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:84a2a400 r8:8529ba2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:00000001 5fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:290:4576 is blocked on a mutex likely owned by task kworker/0:227:3822. r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:291:4578 blocked for more than 461 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:291 state:D stack:0 pid:4578 tgid:4578 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb04dd84 r8:00000002 r7:60000113 r6:eb04dd8c r5:84a2b000 r4:84a2b000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84a2b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb04de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527fc80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84a2b000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea98f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8537ab8c r4:8537a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8537ab8c r4:8529ba80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a2b000 r8:8529baac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8529ba80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8529ba80 r8:8027ed34 r7:eb045e60 r6:8528ea00 r5:84a2b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb04dfb0 to 0xeb04dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852a5e00 INFO: task kworker/1:291:4578 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: acde7000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:292:4579 blocked for more than 461 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:292 state:D stack:0 pid:4579 tgid:4579 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb055d84 r8:00000002 r7:60000013 r6:eb055d8c r5:84a2c800 r4:84a2c800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84a2c800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb055e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527f040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84a2c800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb041000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:293:4581 blocked for more than 461 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:293 state:D stack:0 pid:4581 tgid:4581 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb05dd84 r8:00000002 r7:60000113 r6:eb05dd8c r5:84a2e000 r4:84a2e000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84a2e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb05de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85296bc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84a2e000 r7:00000000 r6:83018200 r5:00001000 r4:7f093000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb05f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8525e78c r4:8525e400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8525e78c r4:8529bb80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a2e000 r8:8529bbac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8529bb80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8529bb80 r8:8027ed34 r7:eb04de60 r6:8528eb00 r5:84a2e000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb05dfb0 to 0xeb05dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8527f080 INFO: task kworker/1:293:4581 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: ad0c7000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:294:4583 blocked for more than 461 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:294 state:D stack:0 pid:4583 tgid:4583 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ead09d84 r8:00000002 r7:60000013 r6:ead09d8c r5:84a2d400 r4:84a2d400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84a2d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ead09e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527f1c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84a2d400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:df9e1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85378b8c r4:85378800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85378b8c r4:8529bc00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a2d400 r8:8529bc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8529bc00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8529bc00 r8:8027ed34 r7:eb04de60 r6:8528eb80 r5:84a2d400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xead09fb0 to 0xead09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8527f300 INFO: task kworker/1:294:4583 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: ad666000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings task:kworker/1:295 state:D stack:0 pid:4585 tgid:4585 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84a2bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:85378f8c r4:85378c00 r10:00000000 r9:8529bc80 r8:8027ed34 r7:eb04de60 r6:8528ec00 r5:84a2bc00 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r5:85f9ab8c r4:85f9a800 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:84a2ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:00000000 r9:8529bd00 r8:8027ed34 r7:eb04de60 r6:8528ec80 r5:84a2ec00 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8527f580 INFO: task kworker/1:296:4587 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: ad9e4000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:297:4589 blocked for more than 461 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:297 state:D stack:0 pid:4589 tgid:4589 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eaed9d84 r8:00000002 r7:60000013 r6:eaed9d8c r5:853e8c00 r4:853e8c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:853e8c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eaed9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527f5c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:853e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e04c3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8537978c r4:85379400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8537978c r4:8529bd80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:853e8c00 r8:8529bdac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8529bd80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8529bd80 r8:8027ed34 r7:eb04de60 r6:8528ed00 r5:853e8c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeaed9fb0 to 0xeaed9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8527f280 INFO: task kworker/1:297:4589 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: addb8000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:298:4591 blocked for more than 461 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:298 state:D stack:0 pid:4591 tgid:4591 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb06dd84 r8:00000002 r7:60000013 r6:eb06dd8c r5:853e8000 r4:853e8000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:853e8000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb06de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527f680 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:853e8000 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0753000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85379b8c r4:85379800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85379b8c r4:8529be00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:853e8000 r8:8529be2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:8529be00 r8:8027ed34 r7:eb04de60 r6:8528ed80 r5:853e8000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb06dfb0 to 0xeb06dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8527f500 INFO: task kworker/1:298:4591 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: ae234000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:299 state:D stack:0 pid:4593 tgid:4593 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:853e9800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb075e08 r4:00000000 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:8529be80 Exception stack(0xeb075fb0 to 0xeb075ff8) INFO: task kworker/1:299:4593 is blocked on a mutex likely owned by task kworker/0:227:3822. r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: ae234000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:300:4595 blocked for more than 461 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:300 state:D stack:0 pid:4595 tgid:4595 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb031d84 r8:00000002 r7:60000013 r6:eb031d8c r5:85343000 r4:85343000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85343000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb031e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527f6c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85343000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea933000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8537a38c r4:8537a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:8529bf00 r8:8027ed34 r7:eb04de60 r6:8529bf80 r5:85343000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac11e4 r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:301:4598 blocked for more than 461 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:301 state:D stack:0 pid:4598 tgid:4598 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb07dd84 r8:00000002 r7:60000013 r6:eb07dd8c r5:8324bc00 r4:8324bc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8324bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb07de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527fb00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8324bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea95d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8537a78c r4:8537a400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8537a78c r4:851b0000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8324bc00 r8:851b002c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:851b0000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b0000 r8:8027ed34 r7:eb04de60 r6:851b0080 r5:8324bc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb07dfb0 to 0xeb07dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8527f940 INFO: task kworker/1:301:4598 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: ae402000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85302400 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r9:83018205 r8:85302400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 r10:61c88647 r9:85302400 r8:851b012c r7:82804d40 r6:ddde2d40 r5:ddde2d60 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8527fbc0 INFO: task kworker/1:302:4601 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: ae7ba000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:303:4602 blocked for more than 461 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:303 state:D stack:0 pid:4602 tgid:4602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb085d84 r8:00000002 r7:60000113 r6:eb085d8c r5:85348000 r4:85348000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85348000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb085e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527fd80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85348000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d40 r6:83018200 r5:8537af8c r4:851b0200 Exception stack(0xeb085fb0 to 0xeb085ff8) INFO: task kworker/1:303:4602 is blocked on a mutex likely owned by task kworker/0:227:3822. [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r5:800f0013 r4:80239bd0 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:304:4605 blocked for more than 461 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:304 state:D stack:0 pid:4605 tgid:4605 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb089d84 r8:00000002 r7:60000113 r6:eb089d8c r5:85348c00 r4:85348c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85348c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb089e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527ff40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85348c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab39000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8537b38c r4:8537b000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8537b38c r4:851b0300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85348c00 r8:851b032c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:851b0300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b0300 r8:8027ed34 r7:eb081e60 r6:851b0380 r5:85348c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb089fb0 to 0xeb089ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e0691dc0 r4:00000000 r5:85f9ab8c r4:85f9a800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:305:4606 blocked for more than 461 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:305 state:D stack:0 pid:4606 tgid:4606 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb08dd84 r8:00000002 r7:60000113 r6:eb08dd8c r5:85349800 r5:85349800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) dfa0: 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:8534a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: af15a000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:307:4610 blocked for more than 461 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:307 state:D stack:0 pid:4610 tgid:4610 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb09dd84 r8:00000002 r7:60000013 r6:eb09dd8c r5:853ea400 r4:853ea400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:853ea400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb09de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a9540 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Workqueue: events bpf_prog_free_deferred r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:308:4612 blocked for more than 461 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:308 state:D stack:0 pid:4612 tgid:4612 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb0a5d84 r8:00000002 r7:60000013 r6:eb0a5d8c r5:853ec800 r4:853ec800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:853ec800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a97c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:853ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eadff000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8537cb8c r4:8537c800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/1:308:4612 is blocked on a mutex likely owned by task kworker/0:227:3822. [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:309:4613 blocked for more than 461 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:309 state:D stack:0 pid:4613 tgid:4613 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb095d84 r8:00000002 r7:60000013 r6:eb095d8c r5:8534b000 r4:8534b000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8534b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb095e08 r4:00000000 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r4:82ac11e4 r4:00000000 r5:85f9ab8c r4:85f9a800 r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 INFO: task kworker/1:310:4616 blocked for more than 461 seconds. r5:8534bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0a1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a9880 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8534bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae21000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8537cf8c r4:8537cc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8537cf8c r4:851b0800 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8534bc00 r8:851b082c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:851b0800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b0800 r8:8027ed34 r7:eb0a5e60 r6:851b0880 r5:8534bc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0a1fb0 to 0xeb0a1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac11e4 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r5:8534c800 r4:82918640 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r4:00000001 Exception stack(0xeb001fb0 to 0xeb001ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851a95c0 INFO: task kworker/1:311:4617 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: afaa7000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:312:4621 blocked for more than 461 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:312 state:D stack:0 pid:4621 tgid:4621 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb0add84 r8:00000002 r7:60000113 r6:eb0add8c r5:8534d400 r4:8534d400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8534d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0ade08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a9b80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8534d400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae81000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8537d78c r4:8537d400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8537d78c r4:851b0a00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8534d400 r8:851b0a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:851b0a00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b0a00 r8:8027ed34 r7:eb001e60 r6:851b0a80 r5:8534d400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0adfb0 to 0xeb0adff8) dfa0: 00000000 00000000 00000000 00000000 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:313:4622 blocked for more than 461 seconds. r5:8534e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae8b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8537db8c r4:8537d800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8537db8c r4:851b0b00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8534e000 r8:851b0b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:851b0b00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b0b00 r8:8027ed34 r7:eb0ade60 r6:851b0b80 r5:8534e000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0b5fb0 to 0xeb0b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851a9bc0 INFO: task kworker/1:313:4622 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:314:4624 blocked for more than 461 seconds. r5:8534ec00 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0b9e08 r10:61c88647 r9:8534ec00 r8:851b0c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r5:85350000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:851b0d00 dfa0: 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:85086c80 task:kworker/1:316 state:D stack:0 pid:4628 tgid:4628 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85350c00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85113080 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85350c00 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaebd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8537e78c r4:8537e400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8537e78c r4:851b0e00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85350c00 r8:851b0e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:851b0e00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b0e00 r8:8027ed34 r7:eb0bde60 r6:851b0e80 r5:85350c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0b1fb0 to 0xeb0b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851a9ec0 INFO: task kworker/1:316:4628 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: b0224000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r5:85f9ab8c r4:85f9a800 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:85351800 r5:85351800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r9:83018205 r8:85351800 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 r10:61c88647 r9:85351800 r8:851b0f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:318:4632 blocked for more than 461 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:318 state:D stack:0 pid:4632 tgid:4632 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb0c5d84 r8:00000002 r7:60000113 r6:eb0c5d8c r5:85352400 r4:85352400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85352400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0c5e08 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:85113280 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: b072d000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1fa0: 00000000 00000000 00000000 00000000 task:kworker/1:319 state:D stack:0 pid:4635 tgid:4635 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85353000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r9:83018205 r8:85353000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85113340 INFO: task kworker/1:319:4635 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: b0824000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r5:85353c00 r4:82918640 r4:00000000 r9:83018205 r8:85353c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 r7:ddde2d40 r6:83018200 r5:8537f38c r4:85100200 Exception stack(0xeb0d9fb0 to 0xeb0d9ff8) task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: b0c9d000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:85086c80 Not tainted 6.15.0-syzkaller #0 Workqueue: events bpf_prog_free_deferred r4:853ed400 r5:853ed400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e1e08 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:85100300 r8:8027ed34 r7:eb0d1e60 r6:8528ef80 r5:853ed400 Workqueue: events bpf_prog_free_deferred r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:322:4641 blocked for more than 461 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:322 state:D stack:0 pid:4641 tgid:4641 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb0edd84 r8:00000002 r7:60000013 r6:eb0edd8c r5:853ebc00 r4:853ebc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:853ebc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0ede08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85113900 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:853ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf53000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8537ff8c r4:8537fc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8537ff8c r4:85100380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:853ebc00 r8:851003ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85100380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85100380 r8:8027ed34 r7:eb0e1e60 r6:850eb000 r5:853ebc00 Exception stack(0xeb0edfb0 to 0xeb0edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85113780 INFO: task kworker/1:322:4641 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: b1005000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:323:4642 blocked for more than 461 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:323 state:D stack:0 pid:4642 tgid:4642 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb0f1d84 r8:00000002 r7:60000013 r6:eb0f1d8c r5:853eec00 r4:853eec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:853eec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0f1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85113a40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:853eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf69000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8538838c r4:85388000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8538838c r4:85100400 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:853eec00 r8:8510042c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85100400 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85100400 r8:8027ed34 r7:eb0ede60 r6:850eb080 r5:853eec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb0f1fb0 to 0xeb0f1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85113c00 INFO: task kworker/1:323:4642 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: b1005000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:324:4644 blocked for more than 461 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:324 state:D stack:0 pid:4644 tgid:4644 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb0f5d84 r8:00000002 r7:60000013 r6:eb0f5d8c r5:853eb000 r4:853eb000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:853eb000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r5:800f0013 r4:80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:853ee000 r4:82918640 r4:00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:326:4649 blocked for more than 461 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:326 state:D stack:0 pid:4649 tgid:4649 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb0e5d84 r8:00000002 r7:60000113 r6:eb0e5d8c r5:85326c00 r4:85326c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85326c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0e5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ef200 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85326c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb0ff000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8538938c r4:85389000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8538938c r4:85100580 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85326c00 r8:851005ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85100580 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85100580 r8:8027ed34 r7:eb0f5e60 r6:850eb200 r5:85326c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:84810000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ef040 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 1fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-syzkaller #0 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb109d84 r8:00000002 r7:60000013 r6:eb109d8c r5:84810c00 r4:84810c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84810c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb109e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ef380 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84810c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb105000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8538978c r4:85389400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8538978c r4:85100680 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84810c00 r8:851006ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85100680 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85100680 r8:8027ed34 r7:eb0e5e60 r6:850eb300 r5:84810c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb109fb0 to 0xeb109ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850ef080 INFO: task kworker/1:328:4653 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: b1a37000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85356000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r9:83018205 r8:85356000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b3000 r10:61c88647 r9:85356000 r8:8510072c r7:82804d40 r6:ddde2d40 r5:ddde2d60 Exception stack(0xe0691d20 to 0xe0691d68) r5:85f9ab8c r4:85f9a800 Exception stack(0xe0691fb0 to 0xe0691ff8) Not tainted 6.15.0-syzkaller #0 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r9:83018205 r8:85356c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 r4:85100800 dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d60: 800f0013 ffffffff r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:331:4658 blocked for more than 461 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:331 state:D stack:0 pid:4658 tgid:4658 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb125d84 r8:00000002 r7:60000113 r6:eb125d8c r5:85358c00 r4:85358c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85358c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb125e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ef8c0 r4:00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:85100900 Exception stack(0xeb125fb0 to 0xeb125ff8) INFO: task kworker/1:331:4658 is blocked on a mutex likely owned by task kworker/0:227:3822. 1d60: 800f0013 ffffffff r4:e0691dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 1fa0: 00000000 00000000 00000000 00000000 r5:85358000 r4:82918640 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ef980 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r5:8535a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb135e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850f8040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8535a400 r7:00000000 r6:83018000 r5:00001000 r4:7f0c9000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb17d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8525f38c r4:8525f000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8525f38c r4:850eb380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8535a400 r8:850eb3ac r7:82804d40 r6:dddced40 r5:dddced60 r4:850eb380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850eb380 r8:8027ed34 r7:eae31e60 r6:85100b00 r5:8535a400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb135fb0 to 0xeb135ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851a0580 INFO: task kworker/0:439:4662 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: b27f6000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings task:kworker/1:333 state:D stack:0 pid:4665 tgid:4665 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb149d84 r8:00000002 r7:60000013 r6:eb149d8c r5:8535b000 r4:8535b000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8535b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb149e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:00000000 r9:85100b80 r8:8027ed34 r7:eb11de60 r6:85100c00 r5:8535b000 1d60: 800f0013 ffffffff [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:82918644 r9:eb14dd84 r8:00000002 r7:60000013 r6:eb14dd8c r5:8535c800 r5:8535c800 r4:82918640 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8538ab8c r4:8538a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8538ab8c r4:85100c80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8535c800 r8:85100cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85100c80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85100c80 r8:8027ed34 r7:eb149e60 r6:85100d00 r5:8535c800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb14dfb0 to 0xeb14dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850eff00 INFO: task kworker/1:334:4667 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: b2bcf000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85f9ab8c r4:85f9a800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:85359800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8538af8c r4:8538ac00 r7:ddde2d40 r6:83018200 r5:8538af8c r4:85100d80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85359800 r8:85100dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85100d80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85100d80 r8:8027ed34 r7:eb149e60 r6:85100e00 r5:85359800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb159fb0 to 0xeb159ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85113f00 INFO: task kworker/1:335:4669 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 Exception stack(0xe0691fb0 to 0xe0691ff8) r5:8535e000 r4:82918640 r4:00000000 r7:ddde2d40 r6:83018200 r5:8538b78c r4:85100e80 r10:61c88647 r9:8535e000 r8:85100eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85100e80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85100e80 r8:8027ed34 r7:eb149e60 r6:85100f00 r5:8535e000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb161fb0 to 0xeb161ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850fb000 INFO: task kworker/1:336:4671 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r5:00001000 r4:ee7d5000 r4:8508b100 Exception stack(0xe0691fb0 to 0xe0691ff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:8535ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r9:83018205 r8:8535ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 r10:61c88647 r9:8535ec00 r8:85100fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 Call trace: r4:e0691dc0 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:339:4677 blocked for more than 462 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:339 state:D stack:0 pid:4677 tgid:4677 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb181d84 r8:00000002 r7:60000013 r6:eb181d8c r5:8535bc00 r4:8535bc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8535bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb181e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fba40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8535bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb191000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8539438c r4:85394000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8539438c r4:850f9180 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8535bc00 r8:850f91ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:850f9180 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f9180 r8:8027ed34 r7:eb175e60 r6:850f9200 r5:8535bc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb181fb0 to 0xeb181ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850fb6c0 INFO: task kworker/1:339:4677 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: b3181000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r5:84811800 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb0cde08 r4:00000001 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:441:4681 blocked for more than 462 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:441 state:D stack:0 pid:4681 tgid:4681 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb171d84 r8:00000002 r7:60000113 r6:eb171d8c r5:84812400 r4:84812400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84812400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb171e08 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r7:dddced40 r6:83018000 r5:8525ff8c r4:850eb500 Exception stack(0xeb171fb0 to 0xeb171ff8) Workqueue: events bpf_prog_free_deferred 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 Exception stack(0xe0691fb0 to 0xe0691ff8) Not tainted 6.15.0-syzkaller #0 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84813000 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb19de08 r9:83018205 r8:84813000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 r10:61c88647 r9:84813000 r8:850f92ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0691d20 to 0xe0691d68) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r5:00001000 r4:ee7d5000 r4:8508b100 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1a9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fbd00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84813c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1a5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85394b8c r4:85394800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85394b8c r4:850f9300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84813c00 r8:850f932c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:850f9300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f9300 r8:8027ed34 r7:eb19de60 r6:850eb680 r5:84813c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1a9fb0 to 0xeb1a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850fbc80 INFO: task kworker/1:341:4684 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xe0691fb0 to 0xe0691ff8) [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) Exception stack(0xeb1b1fb0 to 0xeb1b1ff8) 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:8539578c r4:85395400 r10:61c88647 r9:84815400 r8:850f942c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:850f9400 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f9400 r8:8027ed34 r7:eb1b1e60 r6:850eb780 r5:84815400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1c1fb0 to 0xeb1c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850fbe80 INFO: task kworker/1:343:4689 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: b402b000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fa0: 00000000 00000000 00000000 00000000 r5:84816000 r4:82918640 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 task:kworker/1:345 state:D stack:0 pid:4693 tgid:4693 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84816c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1d1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510f240 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84816c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1cd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85395b8c r4:85395800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85395b8c r4:850f9500 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r4:8510f100 r4:82ac11e4 r5:85f9ab8c r4:85f9a800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r5:84ae8000 r4:82918640 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510f700 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:e0691dc0 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 INFO: task kworker/1:347:4696 blocked for more than 462 seconds. r5:85360c00 r4:82918640 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510f3c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85360c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1db000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85395f8c r4:85395c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85395f8c r4:850f9600 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85360c00 r8:850f962c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:850f9600 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f9600 r8:8027ed34 r7:eb1d9e60 r6:850f9680 r5:85360c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb195fb0 to 0xeb195ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:e0691dc0 r5:00001000 r4:ee7d5000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 task:kworker/1:348 state:D stack:0 pid:4698 tgid:4698 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r5:00001000 r4:eb1e1000 r10:61c88647 r9:85362400 r8:850f972c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8510f300 Call trace: 1d60: 800f0013 ffffffff r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 1fa0: 00000000 00000000 00000000 00000000 task:kworker/1:349 state:D stack:0 pid:4701 tgid:4701 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85361800 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb1f9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510f980 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85361800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e3000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1f5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85396b8c r4:85396800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85396b8c r4:850f9800 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85361800 r8:850f982c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:850f9800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f9800 r8:8027ed34 r7:eb1d9e60 r6:850f9880 r5:85361800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb1f9fb0 to 0xeb1f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r5:85363c00 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb201e08 Exception stack(0xeb201fb0 to 0xeb201ff8) Exception stack(0xe0691d20 to 0xe0691d68) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:351 state:D stack:0 pid:4705 tgid:4705 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb20dd84 r8:00000002 r7:60000113 r6:eb20dd8c r5:85364800 r4:85364800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85364800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb20de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85117040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85364800 r7:00000000 r6:83018200 r5:00001000 r4:7f0eb000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb21d000 r4:850f9a00 Workqueue: events bpf_prog_free_deferred r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r5:85365400 r4:82918640 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) 5fa0: 00000000 00000000 00000000 00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 1fa0: 00000000 00000000 00000000 00000000 r5:85360000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb221e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850fbe80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85360000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb217000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8539778c r4:85397400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8539778c r4:850f9c00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85360000 r8:850f9c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:850f9c00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f9c00 r8:8027ed34 r7:eb20de60 r6:850f9c80 r5:85360000 r4:00000001 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 Workqueue: events bpf_prog_free_deferred r5:85366000 r4:82918640 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85117140 5fa0: 00000000 00000000 00000000 00000000 r4:82ac11e4 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) task:kworker/1:355 state:D stack:0 pid:4712 tgid:4712 ppid:2 task_flags:0x4208060 flags:0x00000000 r7:ddde2d40 r6:83018200 r5:8539c78c r4:850f9e00 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: b5a84000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 1fa0: 00000000 00000000 00000000 00000000 r5:85363000 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb22de08 r10:00000000 r9:850f9f00 r8:8027ed34 r7:eb225e60 r6:850f9f80 r5:85363000 r4:e0691dc0 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:357 state:D stack:0 pid:4716 tgid:4716 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb239d84 r8:00000002 r7:60000013 r6:eb239d8c r5:85355400 r4:85355400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85355400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb239e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85117600 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85355400 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e051f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8539cb8c r4:8539c800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8539cb8c r4:850f7000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85355400 r8:850f702c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:850f7000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f7000 r8:8027ed34 r7:eb225e60 r6:850f7080 r5:85355400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb239fb0 to 0xeb239ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:00000000 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-syzkaller #0 r5:85368000 r4:82918640 r4:00000000 r5:00001000 r4:e07db000 Exception stack(0xeb23dfb0 to 0xeb23dff8) 1d60: 800f0013 ffffffff [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Workqueue: events bpf_prog_free_deferred r5:85368c00 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb241e08 r9:83018205 r8:85368c00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 r10:61c88647 r9:85368c00 r8:850f722c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb241fb0 to 0xeb241ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85117640 INFO: task kworker/1:359:4720 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: b6772000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:82918644 r9:eb249d84 r8:00000002 r7:60000113 r6:eb249d8c r5:85369800 r5:85369800 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:850f7300 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:e0691dc0 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:8536b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe0691d20 to 0xe0691d68) r4:e0691dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8508b100 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:361:4728 blocked for more than 462 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:361 state:D stack:0 pid:4728 tgid:4728 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb245d84 r8:00000002 r7:60000013 r6:eb245d8c r5:8536bc00 r4:8536bc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8536bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb245e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850de040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8536bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaaed000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8539e38c r4:8539e000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8539e38c r4:850f7480 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8536bc00 r8:850f74ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:850f7480 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f7480 r8:8027ed34 r7:eb241e60 r6:850f7500 r5:8536bc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb245fb0 to 0xeb245ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85117e40 INFO: task kworker/1:361:4728 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: b7312000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:362:4729 blocked for more than 462 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:362 state:D stack:0 pid:4729 tgid:4729 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r4:84aea400 r5:84aea400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb251e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85117f00 r7:ddde2d40 r6:83018200 r5:8539db8c r4:850f7580 r4:850f7580 r4:00000001 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:363:4732 blocked for more than 462 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:363 state:D stack:0 pid:4732 tgid:4732 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb25dd84 r8:00000002 r7:60000013 r6:eb25dd8c r5:84ae9800 r4:84ae9800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84ae9800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb25de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8510ff00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84ae9800 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaab1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:8508b100 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r5:8536c800 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850de440 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8536c800 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eabd1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8539ef8c r4:8539ec00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8539ef8c r4:850f7680 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8536c800 r8:850f76ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:850f7680 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f7680 r8:8027ed34 r7:eb245e60 r6:850f7700 r5:8536c800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb24dfb0 to 0xeb24dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850de280 INFO: task kworker/1:364:4734 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: b7d3b000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:8536d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:00001000 r4:eab61000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:8536d400 r8:850f77ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:365:4735 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: b8461000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:366:4738 blocked for more than 462 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:366 state:D stack:0 pid:4738 tgid:4738 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb265d84 r8:00000002 r7:60000013 r6:eb265d8c r5:8536e000 r4:8536e000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8536e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb265e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:850f7880 5fa0: 00000000 00000000 00000000 00000000 Call trace: 1d60: 800f0013 ffffffff r4:e0691dc0 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:367:4740 blocked for more than 462 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:367 state:D stack:0 pid:4740 tgid:4740 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb261d84 r8:00000002 r7:60000113 r6:eb261d8c r5:8536a400 r4:8536a400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8536a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb261e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850de840 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8536a400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac31000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8539f78c r4:8539f400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8539f78c r4:850f7980 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8536a400 r8:850f79ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:850f7980 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f7980 r8:8027ed34 r7:eb24de60 r6:850f7a00 r5:8536a400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb261fb0 to 0xeb261ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850de480 INFO: task kworker/1:367:4740 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: b8e59000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:368:4741 blocked for more than 462 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:368 state:D stack:0 pid:4741 tgid:4741 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb26dd84 r8:00000002 r7:60000113 r6:eb26dd8c r5:8535d400 r4:8535d400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8535d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb26de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850de7c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8535d400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac11000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8539f38c r4:8539f000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8539f38c r4:850f7a80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8535d400 r8:850f7aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:850f7a80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f7a80 r8:8027ed34 r7:eb261e60 r6:850f7b00 r5:8535d400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb26dfb0 to 0xeb26dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850de480 INFO: task kworker/1:368:4741 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: b8e59000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:369:4744 blocked for more than 462 seconds. "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:369 state:D stack:0 pid:4744 tgid:4744 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb269d84 r8:00000002 r7:60000113 r6:eb269d8c r5:85420000 r4:85420000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85420000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb269e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dec40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85420000 r7:00000000 r6:83018200 r5:00001000 r4:7f05d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaca9000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8539ff8c r4:8539fc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8539ff8c r4:850f7b80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85420000 r8:850f7bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:850f7b80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f7b80 r8:8027ed34 r7:eb261e60 r6:850f7c00 r5:85420000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb269fb0 to 0xeb269ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850de9c0 INFO: task kworker/1:369:4744 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r4:00000000 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:82ac11e4 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 Exception stack(0xe0691fb0 to 0xe0691ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:85420c00 r4:82918640 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dea00 r4:850f7c80 5fa0: 00000000 00000000 00000000 00000000 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8508b100 Exception stack(0xe0691fb0 to 0xe0691ff8) task:kworker/1:371 state:D stack:0 pid:4747 tgid:4747 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb271d84 r8:00000002 r7:60000113 r6:eb271d8c r5:85421800 r4:85421800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85421800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb271e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850decc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85421800 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead37000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853e438c r4:853e4000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:853e438c r4:850f7d80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85421800 r8:850f7dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:850f7d80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f7d80 r8:8027ed34 r7:eb269e60 r6:850f7e00 r5:85421800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb271fb0 to 0xeb271ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850de940 INFO: task kworker/1:371:4747 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: b920b000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85422400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r4:00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:853e478c r4:853e4400 r10:61c88647 r9:85422400 r8:850f7eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:850ded80 INFO: task kworker/1:372:4751 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: b97c6000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:373:4752 blocked for more than 462 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:373 state:D stack:0 pid:4752 tgid:4752 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb281d84 r8:00000002 r7:60000013 r6:eb281d8c r5:85423000 r4:85423000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85423000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb281e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85117dc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85423000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb017000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853e4f8c r4:853e4c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:853e4f8c r4:850f7f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85423000 r8:850f7fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:850f7f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xeb281fb0 to 0xeb281ff8) Workqueue: events bpf_prog_free_deferred r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: b97c6000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Not tainted 6.15.0-syzkaller #0 r5:85423c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb27de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:85077080 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb27dfb0 to 0xeb27dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850f8880 INFO: task kworker/1:374:4753 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: ba30f000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:375:4756 blocked for more than 462 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:375 state:D stack:0 pid:4756 tgid:4756 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb285d84 r8:00000002 r7:60000113 r6:eb285d8c r5:85424800 r4:85424800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85424800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb285e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850651c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85424800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb047000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853e578c r4:853e5400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:853e578c r4:85077180 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85424800 r8:850771ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85077180 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85077180 r8:8027ed34 r7:eb281e60 r6:85077200 r5:85424800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb285fb0 to 0xeb285ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851177c0 INFO: task kworker/1:375:4756 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: ba30f000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:376:4757 blocked for more than 462 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:376 state:D stack:0 pid:4757 tgid:4757 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb28dd84 r8:00000002 r7:60000113 r6:eb28dd8c r5:85425400 r4:85425400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85425400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb28de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85065000 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85425400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb039000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853e538c r4:853e5000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:853e538c r4:85077280 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85425400 r8:850772ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85077280 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85077280 r8:8027ed34 r7:eb285e60 r6:85077300 r5:85425400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb28dfb0 to 0xeb28dff8) dfa0: 00000000 00000000 00000000 00000000 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0691d20 to 0xe0691d68) 1d20: ba30f000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 INFO: task kworker/1:377:4760 blocked for more than 463 seconds. r5:85426000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb291e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r4:00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85077380 r8:8027ed34 r7:eb285e60 r6:85077400 r5:85426000 1fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85065180 INFO: task kworker/1:377:4760 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: ba599000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:378:4761 blocked for more than 463 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:378 state:D stack:0 pid:4761 tgid:4761 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb289d84 r8:00000002 r7:60000113 r6:eb289d8c r5:85426c00 r4:85426c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85426c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb289e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85065340 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85426c00 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb051000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853e5b8c r4:853e5800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:853e5b8c r4:85077480 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85426c00 r8:850774ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85077480 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85077480 r8:8027ed34 r7:eb291e60 r6:85077500 r5:85426c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb289fb0 to 0xeb289ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85065380 INFO: task kworker/1:378:4761 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: bad48000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:85086c80 task:kworker/1:379 state:D stack:0 pid:4764 tgid:4764 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85428000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r7:ddde2d40 r6:83018200 r5:853e638c r4:85077580 r10:00000000 r9:85077580 r8:8027ed34 r7:eb291e60 r6:85077600 r5:85428000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb295fb0 to 0xeb295ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850654c0 INFO: task kworker/1:379:4764 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: bad48000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) Call trace: r4:00000000 r7:ddde2d40 r6:83018200 r5:853e678c r4:85077780 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: bbad1000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:8542a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2ade08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:8542a400 r8:850778ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85065840 Call trace: 1d60: 800f0013 ffffffff r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:85086c80 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb2c1d84 r8:00000002 r7:60000013 r6:eb2c1d8c r5:8542b000 r4:8542b000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8542b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb2c1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85065d80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8542b000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2d1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853e778c r4:853e7400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:853e778c r4:85077980 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8542b000 r8:850779ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85077980 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85077980 r8:8027ed34 r7:eb2ade60 r6:85077a00 r5:8542b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb2c1fb0 to 0xeb2c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850659c0 INFO: task kworker/1:383:4773 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: bbad1000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:8542bc00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 r5:853e738c r4:853e7000 r10:00000000 r9:85077a80 r8:8027ed34 r7:eb2c1e60 r6:85077b00 r5:8542bc00 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e0691dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 INFO: task kworker/1:385:4775 blocked for more than 463 seconds. r5:8542c800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b92040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8542c800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2df000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853e7b8c r4:853e7800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:853e7b8c r4:85077b80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8542c800 r8:85077bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85077b80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85077b80 r8:8027ed34 r7:eb2c1e60 r6:85077c00 r5:8542c800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb299fb0 to 0xeb299ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85065b40 INFO: task kworker/1:385:4775 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: bc80c000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:386 state:D stack:0 pid:4779 tgid:4779 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8542d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8542e000 r5:8542e000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8542e000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2e5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853e7f8c r4:853e7c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:853e7f8c r4:85077d80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8542e000 r8:85077dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85077d80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85077d80 r8:8027ed34 r7:eb2dde60 r6:85077e00 r5:8542e000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb2e9fb0 to 0xeb2e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b92100 INFO: task kworker/1:387:4780 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: bc80c000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:8542ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b92300 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fa0: 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:85086c80 Workqueue: events bpf_prog_free_deferred r5:85430c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r7:ddde2d40 r6:83018200 r5:85460b8c r4:85077e80 Exception stack(0xeb305fb0 to 0xeb305ff8) Workqueue: events bpf_prog_free_deferred 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:390:4786 blocked for more than 463 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:390 state:D stack:0 pid:4786 tgid:4786 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb315d84 r8:00000002 r7:60000113 r6:eb315d8c r5:85430000 r4:85430000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85430000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb315e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b92b00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85430000 r7:00000000 r6:83018200 r5:00001000 r4:7f0f9000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb325000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8546138c r4:85461000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8546138c r4:84b8f080 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85430000 r8:84b8f0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84b8f080 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b8f080 r8:8027ed34 r7:eb305e60 r6:84b8f100 r5:85430000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb315fb0 to 0xeb315ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b925c0 INFO: task kworker/1:390:4786 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: bd201000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r5:84aee000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6e940 r10:61c88647 r9:84aee000 r8:850ebb2c r7:82804d40 r6:dddced40 r5:dddced60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Not tainted 6.15.0-syzkaller #0 Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb31dd84 r8:00000002 r7:60000013 r6:eb31dd8c r5:84aebc00 r4:84aebc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84aebc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb31de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b929c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84aebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0f7000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb31f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85460f8c r4:85460c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85460f8c r4:84b8f180 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84aebc00 r8:84b8f1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84b8f180 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b8f180 r8:8027ed34 r7:eb315e60 r6:850ebc00 r5:84aebc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb31dfb0 to 0xeb31dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b92700 INFO: task kworker/1:391:4789 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: bd808000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Call trace: r5:84aeec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b92c40 r5:8546178c r4:85461400 r4:84b8f200 dfa0: 00000000 00000000 00000000 00000000 r4:00000000 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:393:4794 blocked for more than 463 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:393 state:D stack:0 pid:4794 tgid:4794 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:82918644 r9:eb339d84 r8:00000002 r7:60000013 r6:eb339d8c r5:84aed400 r5:84aed400 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xeb339fb0 to 0xeb339ff8) r4:84b92c80 INFO: task kworker/1:393:4794 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: bdf02000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:84aec800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b92e40 r7:ddde2d40 r6:83018200 r5:85461b8c r4:84b8f300 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 r4:85086c80 task:kworker/1:395 state:D stack:0 pid:4798 tgid:4798 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84aeb000 r4:82918640 r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xeb069fb0 to 0xeb069ff8) Workqueue: events bpf_prog_free_deferred r5:800f0013 r4:80239bd0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:85f9ab8c r4:85f9a800 r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:396:4799 blocked for more than 463 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:396 state:D stack:0 pid:4799 tgid:4799 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb311d84 r8:00000002 r7:60000013 r6:eb311d8c r5:85433000 r4:85433000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85433000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb311e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b92f40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85433000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e011b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8546238c r4:85462000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8546238c r4:84b8f480 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85433000 r8:84b8f4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84b8f480 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b8f480 r8:8027ed34 r7:eb069e60 r6:84b8f400 r5:85433000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb311fb0 to 0xeb311ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b92fc0 INFO: task kworker/1:396:4799 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: bec6d000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:397 state:D stack:0 pid:4802 tgid:4802 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85431800 r4:82918640 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xeb185fb0 to 0xeb185ff8) r4:84b930c0 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:85086c80 Workqueue: events bpf_prog_free_deferred r5:85434800 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:85434800 r8:84b8f62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84b8f600 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b8f600 r8:8027ed34 r7:eb185e60 r6:84b8f680 r5:85434800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb351fb0 to 0xeb351ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b93180 INFO: task kworker/1:398:4804 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: bf4b1000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:399:4805 blocked for more than 463 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:399 state:D stack:0 pid:4805 tgid:4805 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb355d84 r8:00000002 r7:60000013 r6:eb355d8c r5:85435400 r5:85435400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:8546338c r4:85463000 r10:00000000 r9:84b8f700 r8:8027ed34 r7:eb351e60 r6:84b8f780 r5:85435400 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:400:4809 blocked for more than 463 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:400 state:D stack:0 pid:4809 tgid:4809 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb365d84 r8:00000002 r7:60000013 r6:eb365d8c r5:85433c00 r4:85433c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85433c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb365e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b938c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85433c00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab47000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8546378c r4:85463400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8546378c r4:84b8f800 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85433c00 r8:84b8f82c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84b8f800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b8f800 r8:8027ed34 r7:eb351e60 r6:84b8f880 r5:85433c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb365fb0 to 0xeb365ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b93700 INFO: task kworker/1:400:4809 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c02e4000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r5:85f9ab8c r4:85f9a800 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82918644 r9:eb359d84 r8:00000002 r7:60000113 r6:eb359d8c r5:85436c00 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r9:83018205 r8:85436c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 r10:61c88647 r9:85436c00 r8:84b8f92c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84b93a80 r4:00000000 r4:82ac11e4 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:402:4813 blocked for more than 463 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:402 state:D stack:0 pid:4813 tgid:4813 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb34dd84 r8:00000002 r7:60000013 r6:eb34dd8c r5:85436000 r4:85436000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85436000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb34de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b93d40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85436000 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead6f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8546838c r4:85468000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8546838c r4:84b8fa00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85432400 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b93ec0 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:404:4817 blocked for more than 463 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:404 state:D stack:0 pid:4817 tgid:4817 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb371d84 r8:00000002 r7:60000013 r6:eb371d8c r5:85438000 r4:85438000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85438000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb371e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b67000 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85438000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae49000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85468f8c r4:85468c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85468f8c r4:84b8fc00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85438000 r8:84b8fc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84b8fc00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b8fc00 r8:8027ed34 r7:eb369e60 r6:84b8fc80 r5:85438000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb371fb0 to 0xeb371ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Workqueue: events bpf_prog_free_deferred 1d60: 800f0013 ffffffff r4:e0691dc0 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:405:4819 blocked for more than 463 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:405 state:D stack:0 pid:4819 tgid:4819 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb36dd84 r8:00000002 r7:60000013 r6:eb36dd8c r5:85438c00 r4:85438c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85438c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb36de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8473e980 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85438c00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae1f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85468b8c r4:85468800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85468b8c r4:84b8fd00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85438c00 r8:84b8fd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84b8fd00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b8fd00 r8:8027ed34 r7:eb371e60 r6:84b8fd80 r5:85438c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb36dfb0 to 0xeb36dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b670c0 INFO: task kworker/1:405:4819 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c0981000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82918644 r9:eb375d84 r8:00000002 r7:60000113 r6:eb375d8c r5:85439800 r5:85439800 r4:82918640 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r5:8543a400 r4:82918640 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r7:ddde2d40 r6:83018200 r5:8546978c r4:84b8ff00 9fa0: 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:e0691dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:408:4825 blocked for more than 463 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:408 state:D stack:0 pid:4825 tgid:4825 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb37dd84 r8:00000002 r7:60000113 r6:eb37dd8c r5:8543b000 r4:8543b000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8543b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb37de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b67480 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8543b000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaea7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691d20 to 0xe0691d68) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r5:8543bc00 r4:82918640 r4:00000000 r5:00001000 r4:eaf1f000 r10:61c88647 r9:8543bc00 r8:84b5112c r7:82804d40 r6:ddde2d40 r5:ddde2d60 Call trace: r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:410:4829 blocked for more than 463 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:410 state:D stack:0 pid:4829 tgid:4829 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb3add84 r8:00000002 r7:60000013 r6:eb3add8c r5:848c1800 r4:848c1800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:848c1800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3ade08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b67680 r10:61c88647 r9:848c1800 r8:84b5122c r7:82804d40 r6:ddde2d40 r5:ddde2d60 Workqueue: events bpf_prog_free_deferred [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r4:00000001 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3b1e08 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) Workqueue: events bpf_prog_free_deferred 1d20: c1b90000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:848c2400 r5:848c2400 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3b5e08 r7:ddde2d40 r6:83018200 r5:8546b38c r4:84b51300 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Not tainted 6.15.0-syzkaller #0 r5:848c3c00 r4:82918640 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b67ac0 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848c3c00 r8:84b513ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84b51380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b51380 r8:8027ed34 r7:eb3b5e60 r6:84b4a180 r5:848c3c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3b9fb0 to 0xeb3b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b67b00 INFO: task kworker/1:413:4837 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c22d1000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r5:848c4800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) INFO: task kworker/1:414:4838 is blocked on a mutex likely owned by task kworker/0:227:3822. r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fa0: 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred r4:848c5400 r5:848c5400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507ab80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:848c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea935000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85479f8c r4:85479c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85479f8c r4:84b51480 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848c5400 r8:84b514ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84b51480 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b51480 r8:8027ed34 r7:eb3b5e60 r6:84b4a280 r5:848c5400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3c1fb0 to 0xeb3c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b67d80 INFO: task kworker/1:415:4841 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c2384000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 1fa0: 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred r5:8543e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r9:83018205 r8:8543e000 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xeb3c5fb0 to 0xeb3c5ff8) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe0691d20 to 0xe0691d68) r4:82ac11e4 r4:e0691dc0 r4:00000000 r5:00001000 r4:ee7d5000 r5:85f9ab8c r4:85f9a800 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 1fa0: 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:445 state:D stack:0 pid:4847 tgid:4847 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb189d84 r8:00000002 r7:60000113 r6:eb189d8c r5:8543c800 r4:8543c800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8543c800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb189e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6efc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8543c800 r7:00000000 r6:83018000 r5:00001000 r4:7f041000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e05b7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853c078c r4:853c0400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:853c078c r4:84b4a300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8543c800 r8:84b4a32c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b4a300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b4a300 r8:8027ed34 r7:eb0cde60 r6:84b51600 r5:8543c800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb189fb0 to 0xeb189ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b6e400 INFO: task kworker/0:445:4847 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c2a12000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:446:4849 blocked for more than 463 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:446 state:D stack:0 pid:4849 tgid:4849 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb319d84 r8:00000002 r7:60000013 r6:eb319d8c r5:8543d400 r4:8543d400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8543d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb319e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6e280 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8543d400 r7:00000000 r6:83018000 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e06f9000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853c0b8c r4:853c0800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:853c0b8c r4:84b4a380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8543d400 r8:84b4a3ac r7:82804d40 r6:dddced40 r5:dddced60 r4:84b4a380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b4a380 r8:8027ed34 r7:eb0cde60 r6:84b51680 r5:8543d400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb319fb0 to 0xeb319ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b6ef40 INFO: task kworker/0:446:4849 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c2e4b000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:447:4851 blocked for more than 463 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:447 state:D stack:0 pid:4851 tgid:4851 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb3c9d84 r8:00000002 r7:60000013 r6:eb3c9d8c r5:85440c00 r4:85440c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85440c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3c9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b69040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85440c00 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e4827000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853c0f8c r4:853c0c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:853c0f8c r4:84b4a400 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85440c00 r8:84b4a42c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b4a400 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b4a400 r8:8027ed34 r7:eb0cde60 r6:84b51700 r5:85440c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3c9fb0 to 0xeb3c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b690c0 INFO: task kworker/0:447:4851 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c2f46000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:417:4853 blocked for more than 463 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:417 state:D stack:0 pid:4853 tgid:4853 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb3d1d84 r8:00000002 r7:60000113 r6:eb3d1d8c r5:85442400 r4:85442400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85442400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507a040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85442400 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 r5:8547838c r4:85478000 r10:61c88647 r9:85442400 r8:84b517ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:00000001 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac11e4 r4:e0691dc0 r4:00000000 r5:00001000 r4:ee7d5000 r5:85f9ab8c r4:85f9a800 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fa0: 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r10:82918644 r9:eb3d5d84 r8:00000002 r7:60000113 r6:eb3d5d8c r5:85440000 r4:85440000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85440000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3d5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b69180 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85440000 r7:00000000 r6:83018000 r5:00001000 r4:7f047000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaa3d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853c138c r4:853c1000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:853c138c r4:84b4a480 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85440000 r8:84b4a4ac r7:82804d40 r6:dddced40 r5:dddced60 r4:84b4a480 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b4a480 r8:8027ed34 r7:eb0cde60 r6:84b51880 r5:85440000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3d5fb0 to 0xeb3d5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b692c0 INFO: task kworker/0:448:4854 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c36d1000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85443c00 r5:85443c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r7:dddced40 r6:83018000 r5:853c178c r4:84b4a500 dfa0: 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r5:00001000 r4:ee7d5000 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 1fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:450:4858 blocked for more than 464 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:450 state:D stack:0 pid:4858 tgid:4858 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb3e5d84 r8:00000002 r7:60000113 r6:eb3e5d8c r5:85443000 r4:85443000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85443000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3e5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b693c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85443000 r7:00000000 r6:83018000 r5:00001000 r4:7f04b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaaf5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853c1b8c r4:853c1800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:853c1b8c r4:84b4a580 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85443000 r8:84b4a5ac r7:82804d40 r6:dddced40 r5:dddced60 r4:84b4a580 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b4a580 r8:8027ed34 r7:eb0cde60 r6:84b51980 r5:85443000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3e5fb0 to 0xeb3e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b694c0 INFO: task kworker/0:450:4858 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c39f6000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Workqueue: events bpf_prog_free_deferred r5:85441800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 1d60: 800f0013 ffffffff r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 Exception stack(0xe0691fb0 to 0xe0691ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:418:4861 blocked for more than 464 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:418 state:D stack:0 pid:4861 tgid:4861 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb3f1d84 r8:00000002 r7:60000113 r6:eb3f1d8c r5:85445400 r4:85445400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85445400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3f1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b5f100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85445400 r7:00000000 r6:83018200 r5:00001000 r4:7f079000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb0a7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8546bf8c r4:8546bc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8546bf8c r4:84b51a80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85445400 r8:84b51aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84b51a80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b51a80 r8:8027ed34 r7:eb3d1e60 r6:84b51b00 r5:85445400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3f1fb0 to 0xeb3f1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b5fd40 INFO: task kworker/1:418:4861 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c3fd1000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 1fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/0:452:4863 blocked for more than 464 seconds. r5:85444800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r9:83018005 r8:85444800 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 r10:61c88647 r9:85444800 r8:84b4a6ac r7:82804d40 r6:dddced40 r5:dddced60 r4:84b696c0 Workqueue: events bpf_prog_free_deferred 1d60: 800f0013 ffffffff r4:e0691dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85f9ab8c r4:85f9a800 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 Exception stack(0xe0691fb0 to 0xe0691ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:82918644 r9:eb401d84 r8:00000002 r7:60000113 r6:eb401d8c r5:85446000 r5:85446000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r9:83018005 r8:85446000 r7:00000000 r6:83018000 r5:00001000 r4:7f051000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac29000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853c278c r4:853c2400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:853c278c r4:84b4a700 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85446000 r8:84b4a72c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b4a700 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b4a700 r8:8027ed34 r7:eb3ede60 r6:84b51c00 r5:85446000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb401fb0 to 0xeb401ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b697c0 INFO: task kworker/0:453:4865 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c454a000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:454:4867 blocked for more than 464 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:454 state:D stack:0 pid:4867 tgid:4867 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb409d84 r8:00000002 r7:60000113 r6:eb409d8c r5:85446c00 r4:85446c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85446c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb409e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b698c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85446c00 r7:00000000 r6:83018000 r5:00001000 r4:7f053000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac75000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853c2b8c r4:853c2800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:853c2b8c r4:84b4a780 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85446c00 r8:84b4a7ac r7:82804d40 r6:dddced40 r5:dddced60 r4:84b4a780 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b4a780 r8:8027ed34 r7:eb3ede60 r6:84b51c80 r5:85446c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb409fb0 to 0xeb409ff8) 9fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/0:454:4867 is blocked on a mutex likely owned by task kworker/0:227:3822. r4:00000000 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:e0691dc0 r4:00000000 r5:00001000 r4:ee7d5000 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Workqueue: events bpf_prog_free_deferred r10:82918644 r9:eb411d84 r8:00000002 r7:60000013 r6:eb411d8c r5:85448c00 r4:85448c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85448c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb411e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85069640 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85448c00 r7:00000000 r6:83018000 r5:00001000 r4:7f07b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb0c1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853c4b8c r4:853c4800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:853c4b8c r4:84b4a800 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85448c00 r8:84b4a82c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b4a800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b4a800 r8:8027ed34 r7:eb3ede60 r6:84b51d00 r5:85448c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb411fb0 to 0xeb411ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b69900 INFO: task kworker/0:455:4869 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c49bc000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:82918644 r9:eb419d84 r8:00000002 r7:60000013 r6:eb419d8c r5:85448000 r5:85448000 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb419e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b69bc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced40 r6:83018000 r5:853c338c r4:84b4a880 r4:00000001 Exception stack(0xeb419fb0 to 0xeb419ff8) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 1d60: 800f0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Workqueue: events bpf_prog_free_deferred r5:848c6000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb3a9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b69c80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848c6000 r7:00000000 r6:83018000 r5:00001000 r4:7f059000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb007000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853c378c r4:853c3400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:853c378c r4:84b4a900 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848c6000 r8:84b4a92c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b4a900 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b4a900 r8:8027ed34 r7:eb411e60 r6:84b4a980 r5:848c6000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb3a9fb0 to 0xeb3a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b69b40 INFO: task kworker/0:457:4873 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c4f54000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:458:4875 blocked for more than 464 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:458 state:D stack:0 pid:4875 tgid:4875 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb41dd84 r8:00000002 r7:60000013 r6:eb41dd8c r5:848c6c00 r4:848c6c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:848c6c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb41de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b69e80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848c6c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb037000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853c3b8c r4:853c3800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:853c3b8c r4:84b4aa00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848c6c00 r8:84b4aa2c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b4aa00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b4aa00 r8:8027ed34 r7:eb411e60 r6:84b4aa80 r5:848c6c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb41dfb0 to 0xeb41dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b69fc0 Workqueue: events bpf_prog_free_deferred 1d60: 800f0013 ffffffff r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:848c0000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:853c3f8c r4:853c3c00 r4:84b4ab00 Exception stack(0xeb421fb0 to 0xeb421ff8) INFO: task kworker/0:459:4878 is blocked on a mutex likely owned by task kworker/0:227:3822. 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:460:4879 blocked for more than 464 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:460 state:D stack:0 pid:4879 tgid:4879 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb059d84 r8:00000002 r7:60000013 r6:eb059d8c r5:84ae8c00 r4:84ae8c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84ae8c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb059e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85069000 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84ae8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f05f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb06f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853c438c r4:853c4000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:853c438c r4:84b4ac00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84ae8c00 r8:84b4ac2c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b4ac00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b4ac00 r8:8027ed34 r7:eb411e60 r6:84b4ac80 r5:84ae8c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb059fb0 to 0xeb059ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85069100 INFO: task kworker/0:460:4879 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r5:800f0013 r4:80239bd0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r5:85f9ab8c r4:85f9a800 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:00000001 1fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/0:461:4881 blocked for more than 464 seconds. Workqueue: events bpf_prog_free_deferred r4:8536ec00 r5:8536ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb429e08 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r9:83018005 r8:8536ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:61c88647 r9:8536ec00 r8:84b4ad2c r7:82804d40 r6:dddced40 r5:dddced60 Exception stack(0xeb429fb0 to 0xeb429ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85069380 INFO: task kworker/0:461:4881 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c58c9000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:462:4882 blocked for more than 464 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:462 state:D stack:0 pid:4882 tgid:4882 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb431d84 r8:00000002 r7:60000113 r6:eb431d8c r5:85408c00 r4:85408c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85408c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb431e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85069c40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85408c00 r7:00000000 r6:83018000 r5:00001000 r4:7f083000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb119000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853c4f8c r4:853c4c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:853c4f8c r4:84b4ae00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85408c00 r8:84b4ae2c r7:82804d40 r6:dddced40 r5:dddced60 r4:00000001 Exception stack(0xeb431fb0 to 0xeb431ff8) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800f0013 r4:80239bd0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:419:4886 blocked for more than 464 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:419 state:D stack:0 pid:4886 tgid:4886 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb439d84 r8:00000002 r7:60000013 r6:eb439d8c r5:85409800 r4:85409800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85409800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb439e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507a180 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85409800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb103000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8547878c r4:85478400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8547878c r4:84b51e00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85409800 r8:84b51e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84b51e00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b51e00 r8:8027ed34 r7:eb3d1e60 r6:84b4af00 r5:85409800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb439fb0 to 0xeb439ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8507a000 INFO: task kworker/1:419:4886 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c5bca000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r5:800f0013 r4:80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r5:85f9ab8c r4:85f9a800 r4:8508b100 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:8540b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 r5:00001000 r4:eb197000 r7:ddde2d40 r6:83018200 r5:8547978c r4:84b51e80 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:e0691dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:421:4890 blocked for more than 464 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:421 state:D stack:0 pid:4890 tgid:4890 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb449d84 r8:00000002 r7:60000113 r6:eb449d8c r5:85408000 r4:85408000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85408000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb449e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507a340 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85408000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb111000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85478b8c r4:85478800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85478b8c r4:84b51f00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85408000 r8:84b51f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84b51f00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b51f00 r8:8027ed34 r7:eb445e60 r6:84ba7000 r5:85408000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb449fb0 to 0xeb449ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8507a140 INFO: task kworker/1:421:4890 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c5c7a000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:422 state:D stack:0 pid:4892 tgid:4892 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8540c800 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb451e08 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8540a400 r5:8540a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85069d00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8540a400 r7:00000000 r6:83018000 r5:00001000 r4:7f085000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb12f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853c538c r4:853c5000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:853c538c r4:84ba7100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8540a400 r8:84ba712c r7:82804d40 r6:dddced40 r5:dddced60 r4:84ba7100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ba7100 r8:8027ed34 r7:eb431e60 r6:84ba7180 r5:8540a400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb44dfb0 to 0xeb44dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85069c00 INFO: task kworker/0:463:4894 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c6275000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:464:4896 blocked for more than 464 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:464 state:D stack:0 pid:4896 tgid:4896 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb42dd84 r8:00000002 r7:60000113 r6:eb42dd8c r5:8540d400 r4:8540d400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8540d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb42de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85069e80 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84ba7200 r4:00000001 dfa0: 00000000 00000000 00000000 00000000 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:465:4898 blocked for more than 464 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:465 state:D stack:0 pid:4898 tgid:4898 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb435d84 r8:00000002 r7:60000113 r6:eb435d8c r5:8540e000 r4:8540e000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8540e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb435e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507a680 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8540e000 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb16b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85478f8c r4:85478c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85478f8c r4:84ba7380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8540e000 r8:84ba73ac r7:82804d40 r6:dddced40 r5:dddced60 r4:84ba7380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ba7380 r8:8027ed34 r7:eb42de60 r6:84ba7400 r5:8540e000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb435fb0 to 0xeb435ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85069e00 INFO: task kworker/0:465:4898 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c6578000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:466:4900 blocked for more than 464 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:466 state:D stack:0 pid:4900 tgid:4900 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb455d84 r8:00000002 r7:60000113 r6:eb455d8c r5:8540ec00 r4:8540ec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8540ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb455e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85069880 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8540ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f089000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb151000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853c5b8c r4:853c5800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:853c5b8c r4:84ba7300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8540ec00 r8:84ba732c r7:82804d40 r6:dddced40 r5:dddced60 r4:84ba7300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ba7300 r8:8027ed34 r7:eb435e60 r6:84ba7480 r5:8540ec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb455fb0 to 0xeb455ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850700c0 INFO: task kworker/0:466:4900 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c68cc000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:467:4901 blocked for more than 464 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:467 state:D stack:0 pid:4901 tgid:4901 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb45dd84 r8:00000002 r7:60000013 r6:eb45dd8c r5:84868000 r4:84868000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84868000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb45de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85070040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84868000 r7:00000000 r6:83018000 r5:00001000 r4:7f08b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:853c5f8c r4:853c5c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:853c5f8c r4:84ba7500 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84868000 r8:84ba752c r7:82804d40 r6:dddced40 r5:dddced60 r4:84ba7500 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ba7500 r8:8027ed34 r7:eb435e60 r6:84ba7580 r5:84868000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb45dfb0 to 0xeb45dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85070180 INFO: task kworker/0:467:4901 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c68cc000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 Exception stack(0xe0691fb0 to 0xe0691ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:84869800 r5:84869800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850708c0 r5:853c678c r4:853c6400 r10:00000000 r9:84ba7600 r8:8027ed34 r7:eb435e60 r6:84ba7680 r5:84869800 r4:85070300 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c6c88000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings task:kworker/0:469 state:D stack:0 pid:4905 tgid:4905 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:8486a400 r5:8486a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb465e08 r4:00000000 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1a3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853c638c r4:853c6000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:853c638c r4:84ba7700 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8486a400 r8:84ba772c r7:82804d40 r6:dddced40 r5:dddced60 r4:84ba7700 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ba7700 r8:8027ed34 r7:eb461e60 r6:84ba7780 r5:8486a400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb465fb0 to 0xeb465ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85070000 INFO: task kworker/0:469:4905 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c6c88000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:423:4908 blocked for more than 464 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:423 state:D stack:0 pid:4908 tgid:4908 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r4:8486bc00 r5:8486bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:85075000 r8:8027ed34 r7:eb445e60 r6:84ba7800 r5:8486bc00 INFO: task kworker/1:423:4908 is blocked on a mutex likely owned by task kworker/0:227:3822. 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 1fa0: 00000000 00000000 00000000 00000000 task:kworker/1:424 state:D stack:0 pid:4910 tgid:4910 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8486b000 r4:82918640 r4:00000000 r4:00000000 r5:8547a78c r4:8547a400 r10:00000000 r9:85075080 r8:8027ed34 r7:eb471e60 r6:84ba7880 r5:8486b000 INFO: task kworker/1:424:4910 is blocked on a mutex likely owned by task kworker/0:227:3822. 1d60: 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:82918644 r9:eb459d84 r8:00000002 r7:60000013 r6:eb459d8c r5:8486c800 r5:8486c800 r4:82918640 r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85070a40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8486c800 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1bd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853c6b8c r4:853c6800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:853c6b8c r4:84ba7900 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8486c800 r8:84ba792c r7:82804d40 r6:dddced40 r5:dddced60 r4:84ba7900 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ba7900 r8:8027ed34 r7:eb461e60 r6:84ba7980 r5:8486c800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb459fb0 to 0xeb459ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85070840 INFO: task kworker/0:470:4912 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c7144000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:8486e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:00000000 r9:84ba7a00 r8:8027ed34 r7:eb459e60 r6:84ba7a80 r5:8486e000 r4:85070980 Call trace: r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84868c00 r5:84868c00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:84ba7b00 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r4:82ac11e4 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:473:4920 blocked for more than 464 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:473 state:D stack:0 pid:4920 tgid:4920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb47dd84 r8:00000002 r7:60000113 r6:eb47dd8c r5:8486ec00 r4:8486ec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8486ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb47de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85069a80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8486ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f029000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfe67000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853c778c r4:853c7400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:853c778c r4:84ba7c00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8486ec00 r8:84ba7c2c r7:82804d40 r6:dddced40 r5:dddced60 r4:84ba7c00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ba7c00 r8:8027ed34 r7:eb475e60 r6:84ba7c80 r5:8486ec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb47dfb0 to 0xeb47dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85070e00 INFO: task kworker/0:473:4920 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/0:474:4922 blocked for more than 464 seconds. r5:8540bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r9:83018005 r8:8540bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f02b000 r4:84ba7d00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb481fb0 to 0xeb481ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85070e00 INFO: task kworker/0:474:4922 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c7acd000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:85418000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) 5fa0: 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:e0691dc0 r4:00000000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85418c00 r5:85418c00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) Exception stack(0xeb489fb0 to 0xeb489ff8) task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e0691dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:425:4927 blocked for more than 464 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:425 state:D stack:0 pid:4927 tgid:4927 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb491d84 r8:00000002 r7:60000113 r6:eb491d8c r5:8541a400 r4:8541a400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8541a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb491e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8507af80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8541a400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead19000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8547ab8c r4:8547a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8547ab8c r4:85075100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8541a400 r8:8507512c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85075100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85075100 r8:8027ed34 r7:eb46de60 r6:84ba3000 r5:8541a400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:425:4927 is blocked on a mutex likely owned by task kworker/0:227:3822. r5:800f0013 r4:80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:8541b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c7acd000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:427:4930 blocked for more than 464 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:427 state:D stack:0 pid:4930 tgid:4930 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8541bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb499e08 r9:83018205 r8:8541bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 r10:61c88647 r9:8541bc00 r8:8507522c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8507a440 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c864e000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:428:4933 blocked for more than 464 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:8541e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r7:ddde2d40 r6:83018200 r5:853c7f8c r4:85075280 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:800f0013 r4:80239bd0 r4:e0691dc0 r5:00001000 r4:ee7d5000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:82918644 r9:eb4a9d84 r8:00000002 r7:60000113 r6:eb4a9d8c r5:8541ec00 r4:8541ec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8541ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4a9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84baa1c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8541ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae7f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8547b78c r4:8547b400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8547b78c r4:85075300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8541ec00 r8:8507532c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85075300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85075300 r8:8027ed34 r7:eb4a5e60 r6:84ba3200 r5:8541ec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4a9fb0 to 0xeb4a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84baa000 INFO: task kworker/1:429:4934 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:82918644 r9:eb4b1d84 r8:00000002 r7:60000113 r6:eb4b1d8c r5:85419800 r5:85419800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84baa280 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85419800 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae93000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8547bb8c r4:8547b800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8547bb8c r4:85075380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85419800 r8:850753ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85075380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85075380 r8:8027ed34 r7:eb4a5e60 r6:84ba3280 r5:85419800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4b1fb0 to 0xeb4b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84baa180 INFO: task kworker/1:430:4936 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r5:00001000 r4:ee7d5000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:431 state:D stack:0 pid:4938 tgid:4938 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8541d400 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b5e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:85075400 5fa0: 00000000 00000000 00000000 00000000 Exception stack(0xe0691d20 to 0xe0691d68) r4:e0691dc0 r5:00001000 r4:ee7d5000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82918644 r9:eb469d84 r8:00000002 r7:60000113 r6:eb469d8c r5:8541c800 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf2b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853d838c r4:853d8000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:853d838c r4:84ba3380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8541c800 r8:84ba33ac r7:82804d40 r6:dddced40 r5:dddced60 r4:84ba3380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ba3380 r8:8027ed34 r7:eb485e60 r6:84ba3400 r5:8541c800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb469fb0 to 0xeb469ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84ba98c0 INFO: task kworker/0:477:4940 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c9392000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:432:4942 blocked for more than 464 seconds. r5:84840000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4b9e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84840000 r8:850754ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 INFO: task kworker/1:432:4942 is blocked on a mutex likely owned by task kworker/0:227:3822. 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:433 state:D stack:0 pid:4946 tgid:4946 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84840c00 r4:82918640 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:8547c78c r4:8547c400 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c9b85000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:434:4947 blocked for more than 464 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:434 state:D stack:0 pid:4947 tgid:4947 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb48dd84 r8:00000002 r7:60000013 r6:eb48dd8c r5:8544c800 r4:8544c800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8544c800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb48de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84baa7c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r5:8547c38c r4:8547c000 r10:61c88647 r9:8544c800 r8:850755ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:8544d400 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:61c88647 r9:8544d400 r8:8507572c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85075700 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85075700 r8:8027ed34 r7:eb4ade60 r6:85075780 r5:8544d400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4c1fb0 to 0xeb4c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84baa980 INFO: task kworker/1:435:4950 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c9d1a000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:436:4952 blocked for more than 464 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:436 state:D stack:0 pid:4952 tgid:4952 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:8544a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8547cf8c r4:8547cc00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:437:4955 blocked for more than 464 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:437 state:D stack:0 pid:4955 tgid:4955 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb4bdd84 r8:00000002 r7:60000113 r6:eb4bdd8c r5:8544e000 r4:8544e000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8544e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4bde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84baaf00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8544e000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb21b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8547d38c r4:8547d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8547d38c r4:85075880 r4:85075880 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r4:e0691dc0 r5:00001000 r4:ee7d5000 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:478 state:D stack:0 pid:4956 tgid:4956 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8544bc00 r4:82918640 r4:00000000 r4:00000000 r5:853d878c r4:853d8400 r4:84ba3580 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Exception stack(0xe0691d20 to 0xe0691d68) r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:85449800 r4:82918640 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8547d78c r4:85075a00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85449800 r8:85075a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85075a00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85075a00 r8:8027ed34 r7:eb4bde60 r6:85075a80 r5:85449800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4d1fb0 to 0xeb4d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8507a9c0 INFO: task kworker/1:438:4957 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: c9fa5000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:439:4959 blocked for more than 464 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:439 state:D stack:0 pid:4959 tgid:4959 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r10:82918644 r9:eb4cdd84 r8:00000002 r7:60000113 r6:eb4cdd8c r5:8544b000 r5:8544b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r4:00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d40 r6:83018200 r5:8547df8c r4:85075b00 dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d60: 800f0013 ffffffff r4:e0691dc0 r5:00001000 r4:ee7d5000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:8544ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d5e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:85075c00 5fa0: 00000000 00000000 00000000 00000000 Call trace: 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:441:4963 blocked for more than 464 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:441 state:D stack:0 pid:4963 tgid:4963 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb4d9d84 r8:00000002 r7:60000013 r6:eb4d9d8c r5:8486d400 r4:8486d400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8486d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4d9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85087280 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8486d400 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2b1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8547e38c r4:8547e000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8547e38c r4:85075d00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8486d400 r8:85075d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85075d00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85075d00 r8:8027ed34 r7:eb4cde60 r6:85075d80 r5:8486d400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4d9fb0 to 0xeb4d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85087180 INFO: task kworker/1:441:4963 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe0691d20 to 0xe0691d68) r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82918644 r9:eb4ddd84 r8:00000002 r7:60000013 r6:eb4ddd8c r5:8543ec00 r5:8543ec00 r4:82918640 r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xeb4ddfb0 to 0xeb4ddff8) task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: cab46000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:443:4967 blocked for more than 464 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:443 state:D stack:0 pid:4967 tgid:4967 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb4e5d84 r8:00000002 r7:60000013 r6:eb4e5d8c r5:85450c00 r4:85450c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85450c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:85075f00 r8:8027ed34 r7:eb4dde60 r6:85075f80 r5:85450c00 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:444 state:D stack:0 pid:4969 tgid:4969 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85452400 r4:82918640 r4:00000000 r4:00000000 r7:ddde2d40 r6:83018200 r5:8547ef8c r4:84b8b000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r5:800f0013 r4:80239bd0 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85453000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85087b40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85453000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2ed000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8547f38c r4:8547f000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8547f38c r4:84b8b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85453000 r8:84b8b12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84b8b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b8b100 r8:8027ed34 r7:eb4e9e60 r6:84b8b180 r5:85453000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4edfb0 to 0xeb4edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85087980 INFO: task kworker/1:445:4971 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: cb760000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:85453c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82918644 r9:eb4f9d84 r8:00000002 r7:60000113 r6:eb4f9d8c r5:85451800 r5:85451800 r4:82918640 r4:00000000 r4:00000000 r5:853d8f8c r4:853d8c00 r10:00000000 r9:84ba3600 r8:8027ed34 r7:eb485e60 r6:84b8b300 r5:85451800 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:447:4977 blocked for more than 464 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:447 state:D stack:0 pid:4977 tgid:4977 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb4fdd84 r8:00000002 r7:60000013 r6:eb4fdd8c r5:85455400 r4:85455400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85455400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4fde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85071040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85455400 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb327000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8547fb8c r4:8547f800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8547fb8c r4:84b8b380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85455400 r8:84b8b3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84b8b380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b8b380 r8:8027ed34 r7:eb4f1e60 r6:84b8b400 r5:85455400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb4fdfb0 to 0xeb4fdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85087dc0 INFO: task kworker/1:447:4977 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 1fa0: 00000000 00000000 00000000 00000000 task:kworker/1:448 state:D stack:0 pid:4979 tgid:4979 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85450000 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4f5e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:84b8b480 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: cbd01000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:449:4981 blocked for more than 465 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:449 state:D stack:0 pid:4981 tgid:4981 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb4e1d84 r8:00000002 r7:60000013 r6:eb4e1d8c r5:85456000 r4:85456000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85456000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb4e1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85071300 r7:ddde2d40 r6:83018200 r5:8548c38c r4:84b8b580 1fa0: 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85071140 INFO: task kworker/1:449:4981 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: cc182000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 r5:800f0013 r4:80239bd0 r4:e0691dc0 r5:00001000 r4:ee7d5000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82918644 r9:eb065d84 r8:00000002 r7:60000013 r6:eb065d8c r5:85454800 r5:85454800 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r10:61c88647 r9:85454800 r8:84b8b6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:00000000 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:451 state:D stack:0 pid:4985 tgid:4985 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:854c8c00 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb43de08 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc09000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8548c78c r4:8548c400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8548c78c r4:84b8b780 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854c8c00 r8:84b8b7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84b8b780 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b8b780 r8:8027ed34 r7:eb065e60 r6:84b8b800 r5:854c8c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb43dfb0 to 0xeb43dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85071700 INFO: task kworker/1:451:4985 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: cc4f7000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:85086c80 Not tainted 6.15.0-syzkaller #0 r5:854c9800 r4:82918640 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:453:4990 blocked for more than 465 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:453 state:D stack:0 pid:4990 tgid:4990 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb50dd84 r8:00000002 r7:60000013 r6:eb50dd8c r5:854ca400 r4:854ca400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854ca400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r5:854cb000 r4:82918640 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85071cc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854cb000 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaac5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8548d78c r4:8548d400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8548d78c r4:84b8ba80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854cb000 r8:84b8baac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84b8ba80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b8ba80 r8:8027ed34 r7:eb50de60 r6:84b8bb00 r5:854cb000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb511fb0 to 0xeb511ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85071a80 INFO: task kworker/1:454:4992 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: cd146000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 Not tainted 6.15.0-syzkaller #0 r5:854cbc00 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb515e08 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:456:4996 blocked for more than 465 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:456 state:D stack:0 pid:4996 tgid:4996 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb519d84 r8:00000002 r7:60000013 r6:eb519d8c r5:854cc800 r5:854cc800 r4:82918640 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r7:ddde2d40 r6:83018200 r5:8548df8c r4:84b8bc80 r4:84b8bc80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b8bc80 r8:8027ed34 r7:eb515e60 r6:84b8bd00 r5:854cc800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb519fb0 to 0xeb519ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r5:800f0013 r4:80239bd0 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r5:854cd400 r4:82918640 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) dfa0: 00000000 00000000 00000000 00000000 r5:800f0013 r4:80239bd0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:458:5000 blocked for more than 465 seconds. r10:82918644 r9:eb529d84 r8:00000002 r7:60000113 r6:eb529d8c r5:84844800 r5:84844800 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/1:458:5000 is blocked on a mutex likely owned by task kworker/0:227:3822. r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: cd965000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 INFO: task kworker/1:459:5002 blocked for more than 465 seconds. r5:84845400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb531e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84b8bf00 r8:8027ed34 r7:eb529e60 r6:84ba3700 r5:84845400 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:84843c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 r5:8548eb8c r4:8548e800 r4:84b8bf80 5fa0: 00000000 00000000 00000000 00000000 Call trace: 1d60: 800f0013 ffffffff r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:461 state:D stack:0 pid:5005 tgid:5005 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84846c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8475d000 r8:8027ed34 r7:eb531e60 r6:84ba3800 r5:84846c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb53dfb0 to 0xeb53dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84767240 INFO: task kworker/1:461:5005 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: cddc2000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:854ce000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xeb521fb0 to 0xeb521ff8) INFO: task kworker/1:462:5007 is blocked on a mutex likely owned by task kworker/0:227:3822. r5:800f0013 r4:80239bd0 r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 INFO: task kworker/1:463:5010 blocked for more than 465 seconds. r5:854cec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84767700 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb077000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8548f78c r4:8548f400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8548f78c r4:8475d180 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854cec00 r8:8475d1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8475d180 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8475d180 r8:8027ed34 r7:eb531e60 r6:8475d200 r5:854cec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb545fb0 to 0xeb545ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Workqueue: events bpf_prog_free_deferred r5:85456c00 r4:82918640 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r5:84842400 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r7:ddde2d40 r6:83018200 r5:8548ff8c r4:8475d380 INFO: task kworker/1:465:5013 is blocked on a mutex likely owned by task kworker/0:227:3822. r4:00000000 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:480:5015 blocked for more than 465 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:480 state:D stack:0 pid:5015 tgid:5015 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb549d84 r8:00000002 r7:60000113 r6:eb549d8c r5:84841800 r4:84841800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84841800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb549e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b8d580 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84841800 r7:00000000 r6:83018000 r5:00001000 r4:7f07d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb199000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853d938c r4:853d9000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:853d938c r4:84ba3900 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84841800 r8:84ba392c r7:82804d40 r6:dddced40 r5:dddced60 r4:84ba3900 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ba3900 r8:8027ed34 r7:eb485e60 r6:84ba3980 r5:84841800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb549fb0 to 0xeb549ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b8df40 INFO: task kworker/0:480:5015 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d60: 800f0013 ffffffff r4:e0691dc0 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:84843000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r7:ddde2d40 r6:83018200 r5:8550478c r4:8475d400 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8475d400 r8:8027ed34 r7:eb505e60 r6:84ba3a00 r5:84843000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb559fb0 to 0xeb559ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84767c00 INFO: task kworker/1:466:5018 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: ced79000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r5:84846000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 Workqueue: events bpf_prog_free_deferred r5:84898000 r4:82918640 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84758000 Exception stack(0xeb561fb0 to 0xeb561ff8) r4:00000000 r4:e0691dc0 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:469:5024 blocked for more than 465 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:469 state:D stack:0 pid:5024 tgid:5024 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb565d84 r8:00000002 r7:60000013 r6:eb565d8c r5:84898c00 r4:84898c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84898c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb565e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847581c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84898c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb179000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8550538c r4:85505000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8550538c r4:8475d580 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84898c00 r8:8475d5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8475d580 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8475d580 r8:8027ed34 r7:eb561e60 r6:84ba3b80 r5:84898c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb565fb0 to 0xeb565ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847580c0 INFO: task kworker/1:469:5024 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: cf4ae000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 Exception stack(0xe0691fb0 to 0xe0691ff8) INFO: task kworker/1:470:5026 blocked for more than 465 seconds. r5:854d0c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:85505f8c r4:85505c00 r4:8475d600 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r4:82ac11e4 r4:e0691dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:481:5028 blocked for more than 465 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:481 state:D stack:0 pid:5028 tgid:5028 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb551d84 r8:00000002 r7:60000113 r6:eb551d8c r5:84899800 r4:84899800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84899800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb551e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84755040 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84ba3c00 r8:8027ed34 r7:eb485e60 r6:84ba3c80 r5:84899800 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r5:00001000 r4:ee7d5000 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 Exception stack(0xe0691fb0 to 0xe0691ff8) INFO: task kworker/1:471:5030 blocked for more than 465 seconds. r5:8489a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84758480 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:e0691dc0 r5:00001000 r4:ee7d5000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0691fb0 to 0xe0691ff8) INFO: task kworker/1:472:5032 blocked for more than 465 seconds. r5:8489b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84758600 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8489b000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1c9000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85505b8c r4:85505800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85505b8c r4:8475d780 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8489b000 r8:8475d7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8475d780 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8475d780 r8:8027ed34 r7:eb555e60 r6:84ba3d80 r5:8489b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb571fb0 to 0xeb571ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84758340 INFO: task kworker/1:472:5032 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: cfa1d000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:473:5035 blocked for more than 465 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:473 state:D stack:0 pid:5035 tgid:5035 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:82918644 r9:eb569d84 r8:00000002 r7:60000013 r6:eb569d8c r5:8489bc00 r5:8489bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fa0: 00000000 00000000 00000000 00000000 Call trace: 1d60: 800f0013 ffffffff r4:e0691dc0 r5:00001000 r4:ee7d5000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:482:5036 blocked for more than 465 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:482 state:D stack:0 pid:5036 tgid:5036 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb579d84 r8:00000002 r7:60000113 r6:eb579d8c r5:8489c800 r4:8489c800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8489c800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb579e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84755e40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8489c800 r7:00000000 r6:83018000 r5:00001000 r4:7f0b5000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5d7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853d9b8c r4:853d9800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:853d9b8c r4:84ba3e00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8489c800 r8:84ba3e2c r7:82804d40 r6:dddced40 r5:dddced60 r4:84ba3e00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84ba3e00 r8:8027ed34 r7:eb485e60 r6:84ba3f00 r5:8489c800 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 INFO: task kworker/1:474:5038 blocked for more than 465 seconds. r5:854d2400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:475 state:D stack:0 pid:5039 tgid:5039 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:854d0000 r4:82918640 r4:00000000 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85506f8c r4:8475d980 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854d0000 r8:8475d9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8475d980 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8475d980 r8:8027ed34 r7:eb57de60 r6:8475da00 r5:854d0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb581fb0 to 0xeb581ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84758680 INFO: task kworker/1:475:5039 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: d08cd000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:476:5041 blocked for more than 465 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:476 state:D stack:0 pid:5041 tgid:5041 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb585d84 r8:00000002 r7:60000113 r6:eb585d8c r5:8489d400 r4:8489d400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8489d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb585e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84758d00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8489d400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb3e1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:477:5044 blocked for more than 465 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:477 state:D stack:0 pid:5044 tgid:5044 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb591d84 r8:00000002 r7:60000013 r6:eb591d8c r5:8489e000 r4:8489e000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8489e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb591e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475a440 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8489e000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5c3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8550c78c r4:8550c400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8550c78c r4:8475db00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:477:5044 is blocked on a mutex likely owned by task kworker/0:227:3822. 1d60: 800f0013 ffffffff r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:854a0000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r7:ddde2d40 r6:83018200 r5:8550738c r4:8475db80 r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:82918644 r9:eb59dd84 r8:00000002 r7:60000113 r6:eb59dd8c r5:854a1800 r4:854a1800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854a1800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb59de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84767f80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854a1800 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb413000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8550778c r4:85507400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8550778c r4:8475dc00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854a1800 r8:8475dc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8475dc00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8475dc00 r8:8027ed34 r7:eb591e60 r6:84772100 r5:854a1800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb59dfb0 to 0xeb59dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84758f00 INFO: task kworker/1:479:5047 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: d0eee000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:854a0c00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:61c88647 r9:854a0c00 r8:8475dcac r7:82804d40 r6:ddde2d40 r5:ddde2d60 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb5b1d84 r8:00000002 r7:60000113 r6:eb5b1d8c r5:854a3c00 r4:854a3c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854a3c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475a1c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854a3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5ab000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85507f8c r4:85507c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85507f8c r4:8475dd00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854a3c00 r8:8475dd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8475dd00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8475dd00 r8:8027ed34 r7:eb591e60 r6:84772200 r5:854a3c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5b1fb0 to 0xeb5b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8475a140 INFO: task kworker/1:481:5051 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: d18b9000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:482:5054 blocked for more than 465 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:482 state:D stack:0 pid:5054 tgid:5054 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb5c1d84 r8:00000002 r7:60000013 r6:eb5c1d8c r5:854a3000 r4:854a3000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854a3000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5c1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475a2c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8550c38c r4:8550c000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8550c38c r4:8475dd80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854a3000 r8:8475ddac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8475dd80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8475dd80 r8:8027ed34 r7:eb591e60 r6:84772280 r5:854a3000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5c1fb0 to 0xeb5c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8475a340 INFO: task kworker/1:482:5054 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: d1bd8000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:483:5056 blocked for more than 465 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:483 state:D stack:0 pid:5056 tgid:5056 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb5cdd84 r8:00000002 r7:60000013 r6:eb5cdd8c r5:854a5400 r5:854a5400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5cde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475a780 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854a5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5e3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8550cf8c r4:8550cc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8550cf8c r4:8475de00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854a5400 r8:8475de2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8475de00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8475de00 r8:8027ed34 r7:eb591e60 r6:84772300 r5:854a5400 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 INFO: task kworker/1:484:5057 blocked for more than 465 seconds. r5:854a6000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8550cb8c r4:8550c800 r10:61c88647 r9:854a6000 r8:8475deac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:8475de80 r8:8027ed34 r7:eb5cde60 r6:84772380 r5:854a6000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5d5fb0 to 0xeb5d5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8475a6c0 INFO: task kworker/1:484:5057 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: d206e000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:483:5061 blocked for more than 465 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:483 state:D stack:0 pid:5061 tgid:5061 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:854a6c00 r5:854a6c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:84772400 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:00000000 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:e0691dc0 r4:00000000 r5:00001000 r4:ee7d5000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:485:5063 blocked for more than 465 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:485 state:D stack:0 pid:5063 tgid:5063 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb5b9d84 r8:00000002 r7:60000113 r6:eb5b9d8c r5:854a4800 r4:854a4800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854a4800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5b9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475ad80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854a4800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ead87000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8550e78c r4:8550e400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8550e78c r4:8475df00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854a4800 r8:8475df2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8475df00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8475df00 r8:8027ed34 r7:eb5cde60 r6:84772500 r5:854a4800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5b9fb0 to 0xeb5b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Workqueue: events bpf_prog_free_deferred 1d60: 800f0013 ffffffff r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:486:5065 blocked for more than 465 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:486 state:D stack:0 pid:5065 tgid:5065 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb5f1d84 r8:00000002 r7:60000013 r6:eb5f1d8c r5:854a2400 r4:854a2400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854a2400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5f1e08 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r4:8475df80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8475df80 r8:8027ed34 r7:eb5b9e60 r6:84772580 r5:854a2400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5f1fb0 to 0xeb5f1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8475aa00 INFO: task kworker/1:486:5065 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: d2a90000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 r4:85086c80 Workqueue: events bpf_prog_free_deferred r5:8489ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:84772600 r8:8027ed34 r7:eb575e60 r6:84772680 r5:8489ec00 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: d2a90000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:485 state:D stack:0 pid:5067 tgid:5067 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84848000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fa0: 00000000 00000000 00000000 00000000 r4:00000000 r4:82ac11e4 r4:e0691dc0 r5:00001000 r4:ee7d5000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:487:5069 blocked for more than 465 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:487 state:D stack:0 pid:5069 tgid:5069 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb49dd84 r8:00000002 r7:60000113 r6:eb49dd8c r5:84848c00 r4:84848c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84848c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb49de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475aac0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84848c00 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dffff000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8550d78c r4:8550d400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8550d78c r4:84a6b000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84848c00 r8:84a6b02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84a6b000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a6b000 r8:8027ed34 r7:eb5b9e60 r6:84772800 r5:84848c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb49dfb0 to 0xeb49dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8475a8c0 INFO: task kworker/1:487:5069 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac11e4 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 INFO: task kworker/1:488:5072 blocked for more than 465 seconds. r5:8484b000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475ab40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8484b000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e88d3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8550db8c r4:8550d800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8550db8c r4:84a6b080 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8484b000 r8:84a6b0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84a6b080 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a6b080 r8:8027ed34 r7:eb5b9e60 r6:84772880 r5:8484b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb60dfb0 to 0xeb60dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8475acc0 INFO: task kworker/1:488:5072 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: d2fa4000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:84849800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:84849800 r8:84a6b12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:490:5075 blocked for more than 465 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:490 state:D stack:0 pid:5075 tgid:5075 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb5fdd84 r8:00000002 r7:60000113 r6:eb5fdd8c r5:8484bc00 r4:8484bc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8484bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb5fde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475a400 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8484bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae2d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8550eb8c r4:8550e800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8550eb8c r4:84a6b180 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8484bc00 r8:84a6b1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84a6b180 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a6b180 r8:8027ed34 r7:eb5b9e60 r6:84772980 r5:8484bc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb5fdfb0 to 0xeb5fdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Workqueue: events bpf_prog_free_deferred 1d60: 800f0013 ffffffff r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Workqueue: events bpf_prog_free_deferred r5:8484e000 r4:82918640 r4:00000000 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8475af80 INFO: task kworker/1:491:5079 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: d3bec000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:492:5080 blocked for more than 465 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:492 state:D stack:0 pid:5080 tgid:5080 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb621d84 r8:00000002 r7:60000113 r6:eb621d8c r5:8484c800 r4:8484c800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8484c800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb621e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84750000 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8484c800 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaea1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8550ef8c r4:8550ec00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8550ef8c r4:84a6b280 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8484c800 r8:84a6b2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84a6b280 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a6b280 r8:8027ed34 r7:eb61de60 r6:84772a80 r5:8484c800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb621fb0 to 0xeb621ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 1d60: 800f0013 ffffffff r4:e0691dc0 r5:00001000 r4:ee7d5000 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:493:5082 blocked for more than 465 seconds. r5:8484d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r10:61c88647 r9:8484d400 r8:84a6b32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb609d84 r8:00000002 r7:60000013 r6:eb609d8c r5:854d4800 r4:854d4800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854d4800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb609e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84750500 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854d4800 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eafaf000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8550ff8c r4:8550fc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8550ff8c r4:84a6b380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854d4800 r8:84a6b3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84a6b380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a6b380 r8:8027ed34 r7:eb61de60 r6:84a6b400 r5:854d4800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb609fb0 to 0xeb609ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84750180 INFO: task kworker/1:494:5085 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: d40d4000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r5:854a8c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84750180 r7:ddde2d40 r6:83018200 r5:8550fb8c r4:84a6b480 5fa0: 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:e0691dc0 r5:00001000 r4:ee7d5000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r5:854a8000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r5:85510b8c r4:85510800 r4:84a6b500 dfa0: 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:497:5090 blocked for more than 465 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:497 state:D stack:0 pid:5090 tgid:5090 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb62dd84 r8:00000002 r7:60000013 r6:eb62dd8c r5:854d6000 r4:854d6000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854d6000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb62de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84750680 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1fb000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8551038c r4:85510000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8551038c r4:84a6b580 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854d6000 r8:84a6b5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84a6b580 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) dfa0: 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:854d6c00 r5:854d6c00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb645fb0 to 0xeb645ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84750600 INFO: task kworker/1:498:5092 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: d4eda000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Not tainted 6.15.0-syzkaller #0 r5:854d5400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Call trace: 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Workqueue: events bpf_prog_free_deferred r5:854d3c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2af000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8551138c r4:85511000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8551138c r4:84a6b880 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854d3c00 r8:84a6b8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84a6b880 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a6b880 r8:8027ed34 r7:eb605e60 r6:84a6b900 r5:854d3c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb64dfb0 to 0xeb64dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84750940 INFO: task kworker/1:500:5096 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: d54a3000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:82918644 r9:eb649d84 r8:00000002 r7:60000013 r6:eb649d8c r5:854d1800 r5:854d1800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:84a6b980 r8:8027ed34 r7:eb64de60 r6:84a6ba00 r5:854d1800 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:00000000 r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:854c8000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8551238c r4:85512000 r10:61c88647 r9:854c8000 r8:84a6baac r7:82804d40 r6:ddde2d40 r5:ddde2d60 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84730100 INFO: task kworker/1:502:5102 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: d5d7d000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:503:5103 blocked for more than 465 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:503 state:D stack:0 pid:5103 tgid:5103 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb659d84 r8:00000002 r7:60000013 r6:eb659d8c r5:854d8000 r4:854d8000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854d8000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb659e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84730000 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2d9000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:ddde2d40 r6:83018200 r5:85511b8c r4:84a6bb80 9fa0: 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Call trace: r5:854d9800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r7:ddde2d40 r6:83018200 r5:85511f8c r4:84a6bc80 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Exception stack(0xe0691d20 to 0xe0691d68) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xe0691fb0 to 0xe0691ff8) Not tainted 6.15.0-syzkaller #0 r5:854ab000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:854ab000 r8:84a6bd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r5:00001000 r4:ee7d5000 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:506:5109 blocked for more than 465 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:506 state:D stack:0 pid:5109 tgid:5109 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb665d84 r8:00000002 r7:60000013 r6:eb665d8c r5:854abc00 r4:854abc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854abc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb665e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84730b40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb677000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8551338c r4:85513000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8551338c r4:84a6bd80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854abc00 r8:84a6bdac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84a6bd80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a6bd80 r8:8027ed34 r7:eb661e60 r6:84772d80 r5:854abc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb665fb0 to 0xeb665ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84730580 INFO: task kworker/1:506:5109 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: d624b000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r5:00001000 r4:ee7d5000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:854ac800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84730780 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb49f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85512b8c r4:85512800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85512b8c r4:84a6be00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854ac800 r8:84a6be2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84a6be00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84a6be00 r8:8027ed34 r7:eb665e60 r6:84772e00 r5:854ac800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb669fb0 to 0xeb669ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84730200 INFO: task kworker/1:507:5110 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: d676c000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82918644 r9:eb675d84 r8:00000002 r7:60000013 r6:eb675d8c r5:854aec00 r5:854aec00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:84a6be80 r8:8027ed34 r7:eb665e60 r6:84772e80 r5:854aec00 r4:84730980 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r4:e0691dc0 r5:00001000 r4:ee7d5000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Call trace: r5:854da400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xeb651fb0 to 0xeb651ff8) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847309c0 INFO: task kworker/1:509:5115 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: d7194000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:510:5116 blocked for more than 466 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:510 state:D stack:0 pid:5116 tgid:5116 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb66dd84 r8:00000002 r7:60000013 r6:eb66dd8c r5:854db000 r4:854db000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854db000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb66de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84730a80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854db000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb67d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8551378c r4:85513400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8551378c r4:8472f000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854db000 r8:8472f02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8472f000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8472f000 r8:8027ed34 r7:eb651e60 r6:8472f080 r5:854db000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb66dfb0 to 0xeb66dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847309c0 INFO: task kworker/1:510:5116 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:511:5119 blocked for more than 466 seconds. Not tainted 6.15.0-syzkaller #0 r10:82918644 r9:eb699d84 r8:00000002 r7:60000013 r6:eb699d8c r5:854dc800 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) Exception stack(0xeb699fb0 to 0xeb699ff8) 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:8508b100 INFO: task kworker/1:512:5122 blocked for more than 466 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:512 state:D stack:0 pid:5122 tgid:5122 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb6a9d84 r8:00000002 r7:60000113 r6:eb6a9d8c r5:854aa400 r4:854aa400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854aa400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6a9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84736340 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854aa400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6c9000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xeb6a9fb0 to 0xeb6a9ff8) task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-syzkaller #0 r4:854dd400 r5:854dd400 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8472f280 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:800f0013 r4:80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:486 state:D stack:0 pid:5124 tgid:5124 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:854a9800 r4:82918640 r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xeb6a5fb0 to 0xeb6a5ff8) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:849e8000 INFO: task kworker/0:486:5124 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: d790b000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:487:5126 blocked for more than 466 seconds. r4:854ad400 r5:854ad400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) 1fa0: 00000000 00000000 00000000 00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:854ae000 r4:82918640 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847362c0 r10:61c88647 r9:854ae000 r8:8472f3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:00000000 r5:85f9ab8c r4:85f9a800 r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 task:kworker/0:488 state:D stack:0 pid:5131 tgid:5131 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb6d1d84 r8:00000002 r7:60000113 r6:eb6d1d8c r5:8484ec00 r4:8484ec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8484ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847dd240 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8484ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f079000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb3f5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:853db78c r4:853db400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:853db78c r4:84729200 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8484ec00 r8:8472922c r7:82804d40 r6:dddced40 r5:dddced60 r4:84729200 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84729200 r8:8027ed34 r7:eb6b1e60 r6:84729280 r5:8484ec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb6d1fb0 to 0xeb6d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:849e8440 INFO: task kworker/0:488:5131 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: d790b000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Not tainted 6.15.0-syzkaller #0 r5:854dec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r5:800f0013 r4:80239bd0 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:516 state:D stack:0 pid:5135 tgid:5135 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:854de000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6d9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84736500 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854de000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6db000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85518f8c r4:85518c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85518f8c r4:8472f500 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854de000 r8:8472f52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8472f500 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8472f500 r8:8027ed34 r7:eb6c1e60 r6:8472f580 r5:854de000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb6d9fb0 to 0xeb6d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84736640 INFO: task kworker/1:516:5135 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: d80dd000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:854dbc00 r5:854dbc00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8472f600 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:854d3000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb6cde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84736800 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854d3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6ef000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8551978c r4:85519400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8551978c r4:8472f700 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854d3000 r8:8472f72c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8472f700 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8472f700 r8:8027ed34 r7:eb6e5e60 r6:8472f780 r5:854d3000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb6cdfb0 to 0xeb6cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84736740 INFO: task kworker/1:518:5138 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: d8363000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r5:00001000 r4:ee7d5000 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:854e0000 r5:854e0000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:8551a38c r4:8551a000 r4:8472f800 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r5:800f0013 r4:80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82918644 r9:eb6edd84 r8:00000002 r7:60000113 r6:eb6edd8c r5:854e0c00 r5:854e0c00 r4:82918640 r4:00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8472f900 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:521:5145 blocked for more than 466 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:521 state:D stack:0 pid:5145 tgid:5145 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb701d84 r8:00000002 r7:60000113 r6:eb701d8c r5:854e1800 r4:854e1800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854e1800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb701e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84736fc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eab0b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8551ab8c r4:8551a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8551ab8c r4:8472fa00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854e1800 r8:8472fa2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8472fa00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8472fa00 r8:8027ed34 r7:eb6f9e60 r6:8472fa80 r5:854e1800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb701fb0 to 0xeb701ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84736c80 INFO: task kworker/1:521:5145 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: d87f3000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:522:5146 blocked for more than 466 seconds. Workqueue: events bpf_prog_free_deferred r5:854e2400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xeb6fdfb0 to 0xeb6fdff8) Workqueue: events bpf_prog_free_deferred r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: d8af0000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 task:kworker/1:523 state:D stack:0 pid:5149 tgid:5149 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:854e3000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8472fc00 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:854e3c00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8472fd00 r8:8027ed34 r7:eb705e60 r6:8472fd80 r5:854e3c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb70dfb0 to 0xeb70dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847d4280 INFO: task kworker/1:524:5152 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: d8da2000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:854e4800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xeb711fb0 to 0xeb711ff8) task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e0691dc0 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:526:5154 blocked for more than 466 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:526 state:D stack:0 pid:5154 tgid:5154 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb715d84 r8:00000002 r7:60000013 r6:eb715d8c r5:854e5400 r4:854e5400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854e5400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb715e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d4500 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854e5400 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb03f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:8472ff00 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:527:5157 blocked for more than 466 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:527 state:D stack:0 pid:5157 tgid:5157 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb719d84 r8:00000002 r7:60000113 r6:eb719d8c r5:854e6000 r4:854e6000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854e6000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb719e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d4a40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xeb719fb0 to 0xeb719ff8) task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:854e8000 r4:82918640 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8551bf8c r4:8551bc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8551bf8c r4:84727100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854e8000 r8:8472712c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84727100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84727100 r8:8027ed34 r7:eb719e60 r6:84727180 r5:854e8000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb709fb0 to 0xeb709ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847d4740 INFO: task kworker/1:528:5158 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: d9579000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r4:00000000 r5:85f9ab8c r4:85f9a800 r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 INFO: task kworker/1:529:5160 blocked for more than 466 seconds. r4:854e8c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r9:83018205 r8:854e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 r10:61c88647 r9:854e8c00 r8:8472722c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 1d20: d9956000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:85086c80 task:kworker/1:530 state:D stack:0 pid:5163 tgid:5163 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:854b0c00 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:854b0c00 r8:8472732c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:847d46c0 r4:00000000 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:85086c80 Workqueue: events bpf_prog_free_deferred r4:854b3c00 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:84727380 r8:8027ed34 r7:eb725e60 r6:84729380 r5:854b3c00 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r5:00001000 r4:ee7d5000 r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 INFO: task kworker/1:532:5167 blocked for more than 466 seconds. r4:854b5400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb735e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d4d80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854b5400 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb16d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8552538c r4:85525000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8552538c r4:84727400 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854b5400 r8:8472742c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84727400 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84727400 r8:8027ed34 r7:eb725e60 r6:84729400 r5:854b5400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb735fb0 to 0xeb735ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847d4c80 INFO: task kworker/1:532:5167 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: d9e70000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fa0: 00000000 00000000 00000000 00000000 r10:82918644 r9:eb739d84 r8:00000002 r7:60000113 r6:eb739d8c r5:854b3000 r4:854b3000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb739e08 r5:00001000 r4:eb333000 r10:61c88647 r9:854b3000 r8:847274ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r4:82ac11e4 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:534:5171 blocked for more than 466 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:534 state:D stack:0 pid:5171 tgid:5171 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb73dd84 r8:00000002 r7:60000013 r6:eb73dd8c r5:854b6000 r4:854b6000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854b6000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb73de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854b6000 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1a1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8552578c r4:85525400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8552578c r4:84727500 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854b6000 r8:8472752c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84727500 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84727500 r8:8027ed34 r7:eb739e60 r6:84729500 r5:854b6000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 INFO: task kworker/1:535:5172 blocked for more than 466 seconds. r4:854e9800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb71de08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Exception stack(0xe0691d20 to 0xe0691d68) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r5:00001000 r4:ee7d5000 r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:536:5176 blocked for more than 466 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:536 state:D stack:0 pid:5176 tgid:5176 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb731d84 r8:00000002 r7:60000113 r6:eb731d8c r5:854b6c00 r4:854b6c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854b6c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb731e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9700 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854b6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb40b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8552678c r4:85526400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8552678c r4:84727680 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854b6c00 r8:847276ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84727680 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84727680 r8:8027ed34 r7:eb739e60 r6:84729580 r5:854b6c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb731fb0 to 0xeb731ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847d9200 INFO: task kworker/1:536:5176 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 1d20: da40e000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 Exception stack(0xe0691fb0 to 0xe0691ff8) INFO: task kworker/1:537:5177 blocked for more than 466 seconds. r4:854b4800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb741e08 r9:83018205 r8:854b4800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:489:5180 blocked for more than 466 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:489 state:D stack:0 pid:5180 tgid:5180 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb729d84 r8:00000002 r7:60000113 r6:eb729d8c r5:854b2400 r4:854b2400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854b2400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb729e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847ddd00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:854b2400 r7:00000000 r6:83018000 r5:00001000 r4:7f08d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5c7000 r5:853dbf8c r4:853dbc00 r10:00000000 r9:84729680 r8:8027ed34 r7:eb6b1e60 r6:84729700 r5:854b2400 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xe0691fb0 to 0xe0691ff8) Not tainted 6.15.0-syzkaller #0 r4:854b1800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb749e08 r5:00001000 r4:eb423000 r7:ddde2d40 r6:83018200 r5:85526b8c r4:84727780 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 task:kworker/1:539 state:D stack:0 pid:5183 tgid:5183 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb74dd84 r8:00000002 r7:60000113 r6:eb74dd8c r5:854b0000 r4:854b0000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854b0000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb74de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9ac0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854b0000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb52d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8552738c r4:85527000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8552738c r4:84727800 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854b0000 r8:8472782c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84727800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84727800 r8:8027ed34 r7:eb749e60 r6:84729800 r5:854b0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb74dfb0 to 0xeb74dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847d9680 INFO: task kworker/1:539:5183 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: dae01000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:540 state:D stack:0 pid:5186 tgid:5186 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb759d84 r8:00000002 r7:60000113 r6:eb759d8c r5:84830000 r4:84830000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84830000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb759e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9900 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84830000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb523000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85526f8c r4:85526c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85526f8c r4:84727880 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84830000 r8:847278ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84727880 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84727880 r8:8027ed34 r7:eb74de60 r6:84729880 r5:84830000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb759fb0 to 0xeb759ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847d9a80 INFO: task kworker/1:540:5186 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: dae01000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 INFO: task kworker/1:541:5188 blocked for more than 466 seconds. Call trace: r4:84831800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84831800 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb761e08 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:847d9a00 Workqueue: events bpf_prog_free_deferred r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: dae01000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:542:5189 blocked for more than 466 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:542 state:D stack:0 pid:5189 tgid:5189 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb765d84 r8:00000002 r7:60000113 r6:eb765d8c r5:84832400 r4:84832400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84832400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb765e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9c40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r5:8552778c r4:85527400 r4:84727980 Exception stack(0xeb765fb0 to 0xeb765ff8) Workqueue: events bpf_prog_free_deferred 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84830c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84830c00 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb76de08 r9:83018205 r8:84830c00 r7:00000000 r6:83018200 r5:00001000 r4:7f085000 r7:ddde2d40 r6:83018200 r5:85527b8c r4:84727a00 r10:00000000 r9:84727a00 r8:8027ed34 r7:eb761e60 r6:84729a00 r5:84830c00 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:82ac11e4 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:544:5193 blocked for more than 466 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:544 state:D stack:0 pid:5193 tgid:5193 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb775d84 r8:00000002 r7:60000013 r6:eb775d8c r5:84833000 r4:84833000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84833000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb775e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d9e40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84833000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb59f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85527f8c r4:85527c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85527f8c r4:84727a80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84833000 r8:84727aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84727a80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84727a80 r8:8027ed34 r7:eb761e60 r6:84729a80 r5:84833000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb775fb0 to 0xeb775ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847d9d40 INFO: task kworker/1:544:5193 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: db854000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:545:5195 blocked for more than 466 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:545 state:D stack:0 pid:5195 tgid:5195 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb77dd84 r8:00000002 r7:60000013 r6:eb77dd8c r5:84833c00 r4:84833c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84833c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb77de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d4dc0 r9:83018205 r8:84833c00 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 1d60: 800f0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 INFO: task kworker/1:546:5197 blocked for more than 466 seconds. r4:84835400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb781e08 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8552878c r4:85528400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8552878c r4:84727b80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84835400 r8:84727bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84727b80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84727b80 r8:8027ed34 r7:eb761e60 r6:84729b80 r5:84835400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb781fb0 to 0xeb781ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847d4980 INFO: task kworker/1:546:5197 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: dbe3d000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:547:5201 blocked for more than 466 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:547 state:D stack:0 pid:5201 tgid:5201 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb779d84 r8:00000002 r7:60000113 r6:eb779d8c r5:84836000 r4:84836000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84836000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb779e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0380 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84836000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5eb000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85528f8c r4:85528c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85528f8c r4:84727c00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84836000 r8:84727c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84727c00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84727c00 r8:8027ed34 r7:eb781e60 r6:84729c00 r5:84836000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb779fb0 to 0xeb779ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847e0100 INFO: task kworker/1:547:5201 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: dc36a000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:548:5202 blocked for more than 466 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:548 state:D stack:0 pid:5202 tgid:5202 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb785d84 r8:00000002 r7:60000013 r6:eb785d8c r5:84836c00 r4:84836c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84836c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb785e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0280 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84836c00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5e1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85528b8c r4:85528800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85528b8c r4:84727c80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84836c00 r8:84727cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 5fa0: 00000000 00000000 00000000 00000000 Exception stack(0xe0691d20 to 0xe0691d68) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r5:85f9ab8c r4:85f9a800 r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r10:82918644 r9:eb789d84 r8:00000002 r7:60000113 r6:eb789d8c r5:84834800 r4:00000000 r5:849b5b8c r4:849b5800 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:8508b100 r4:85086c80 r4:854d8c00 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:00000000 r9:84727d00 r8:8027ed34 r7:eb779e60 r6:84729e00 r5:854d8c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb795fb0 to 0xeb795ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847e0300 INFO: task kworker/1:549:5206 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: dc36a000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 r4:85086c80 r4:854c0000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r4:00000000 r7:ddde2d40 r6:83018200 r5:85529f8c r4:84727d80 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:551:5210 blocked for more than 466 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:551 state:D stack:0 pid:5210 tgid:5210 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb78dd84 r8:00000002 r7:60000013 r6:eb78dd8c r5:854c0c00 r4:854c0c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854c0c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r9:83018205 r8:854c0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 r4:84727e00 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: dc947000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:552:5211 blocked for more than 466 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:552 state:D stack:0 pid:5211 tgid:5211 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb7a9d84 r8:00000002 r7:60000013 r6:eb7a9d8c r5:854c1800 r4:854c1800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854c1800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7a9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847e0840 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r5:85529b8c r4:85529800 r10:61c88647 r9:854c1800 r8:84727eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:847e0440 r4:00000000 r4:82ac11e4 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 task:kworker/0:491 state:D stack:0 pid:5214 tgid:5214 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:854c2400 r4:82918640 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:61c88647 r9:854c2400 r8:8557902c r7:82804d40 r6:dddced40 r5:dddced60 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: dcf30000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r5:85f9ab8c r4:85f9a800 1fa0: 00000000 00000000 00000000 00000000 r4:854c3000 r5:854c3000 r4:82918640 r4:00000000 r7:ddde2d40 r6:83018200 r5:8552a38c r4:84727f00 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:492:5218 blocked for more than 466 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:492 state:D stack:0 pid:5218 tgid:5218 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r4:854c3c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) Exception stack(0xeb7c1fb0 to 0xeb7c1ff8) Exception stack(0xe0691d20 to 0xe0691d68) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) task:kworker/1:554 state:D stack:0 pid:5221 tgid:5221 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r10:61c88647 r9:854c6000 r8:84727fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 r4:00000000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r4:854c6c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r9:83018205 r8:854c6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7e5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8552af8c r4:8552ac00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8552af8c r4:847e3000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854c6c00 r8:847e302c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:847e3000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847e3000 r8:8027ed34 r7:eb7d9e60 r6:85579300 r5:854c6c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb7ddfb0 to 0xeb7ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847e0ac0 INFO: task kworker/1:555:5222 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: ddd5c000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:556:5225 blocked for more than 466 seconds. Not tainted 6.15.0-syzkaller #0 r10:82918644 r9:eb7f5d84 r8:00000002 r7:60000113 r6:eb7f5d8c r5:847e9800 r4:847e9800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r9:83018205 r8:847e9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 r10:61c88647 r9:847e9800 r8:847e30ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r5:00001000 r4:ee7d5000 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:557:5226 blocked for more than 466 seconds. r4:847e8000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:00000000 r9:847e3100 r8:8027ed34 r7:eb7dde60 r6:85579400 r5:847e8000 r4:847e0d40 INFO: task kworker/1:557:5226 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: de375000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:558:5228 blocked for more than 466 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:558 state:D stack:0 pid:5228 tgid:5228 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb809d84 r8:00000002 r7:60000013 r6:eb809d8c r5:847eb000 r4:847eb000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:847eb000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb809e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557c000 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:847eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb817000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8552bb8c r4:8552b800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8552bb8c r4:847e3180 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:847eb000 r8:847e31ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:847e3180 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847e3180 r8:8027ed34 r7:eb7f9e60 r6:85579480 r5:847eb000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb809fb0 to 0xeb809ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Workqueue: events bpf_prog_free_deferred 1d60: 800f0013 ffffffff r4:e0691dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:559:5229 blocked for more than 466 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:559 state:D stack:0 pid:5229 tgid:5229 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb811d84 r8:00000002 r7:60000113 r6:eb811d8c r5:847ebc00 r4:847ebc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:847ebc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb811e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847d4f40 r9:83018205 r8:847ebc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8552b78c r4:847e3200 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:847ebc00 r8:847e322c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:847e3200 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847e3200 r8:8027ed34 r7:eb809e60 r6:85579500 r5:847ebc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb811fb0 to 0xeb811ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847e0ec0 INFO: task kworker/1:559:5229 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: de375000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 r4:82ac11e4 r4:e0691dc0 r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 r4:8508b100 1fa0: 00000000 00000000 00000000 00000000 task:kworker/1:560 state:D stack:0 pid:5232 tgid:5232 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:847ea400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb825e08 r9:83018205 r8:847ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 r7:ddde2d40 r6:83018200 r5:8552d38c r4:847e3280 r10:61c88647 r9:847ea400 r8:847e32ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:847e3280 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847e3280 r8:8027ed34 r7:eb809e60 r6:85579580 r5:847ea400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb825fb0 to 0xeb825ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8557c0c0 INFO: task kworker/1:560:5232 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: de375000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:561 state:D stack:0 pid:5233 tgid:5233 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:847e8c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb82de08 r9:83018205 r8:847e8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 r10:61c88647 r9:847e8c00 r8:847e332c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Exception stack(0xe0691d20 to 0xe0691d68) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:562:5236 blocked for more than 466 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:562 state:D stack:0 pid:5236 tgid:5236 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb841d84 r8:00000002 r7:60000113 r6:eb841d8c r5:847ec800 r4:847ec800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:847ec800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb841e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557c300 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:847ec800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb833000 r5:8552c38c r4:8552c000 r4:847e3380 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Exception stack(0xe0691d20 to 0xe0691d68) r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-syzkaller #0 r4:847ed400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb849e08 r9:83018205 r8:847ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 r10:61c88647 r9:847ed400 r8:847e342c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Exception stack(0xe0691d20 to 0xe0691d68) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:564:5239 blocked for more than 467 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:564 state:D stack:0 pid:5239 tgid:5239 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb851d84 r8:00000002 r7:60000113 r6:eb851d8c r5:854c5400 r4:854c5400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854c5400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb851e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557c5c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854c5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb853000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8552cb8c r4:8552c800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8552cb8c r4:847e3480 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854c5400 r8:847e34ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:847e3480 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847e3480 r8:8027ed34 r7:eb825e60 r6:85579780 r5:854c5400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb851fb0 to 0xeb851ff8) 1fa0: 00000000 00000000 00000000 00000000 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r5:85f9ab8c r4:85f9a800 r4:8508b100 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r4:847eec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557c680 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:847eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb859000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8552cf8c r4:8552cc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8552cf8c r4:847e3580 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:847eec00 r8:847e35ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:847e3580 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847e3580 r8:8027ed34 r7:eb825e60 r6:85579800 r5:847eec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb865fb0 to 0xeb865ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r5:85f9ab8c r4:85f9a800 r4:8508b100 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82918644 r9:eb615d84 r8:00000002 r7:60000113 r6:eb615d8c r5:854c4800 r4:854c4800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854c4800 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb207000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8552f38c r4:8552f000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8552f38c r4:847e3500 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854c4800 r8:847e352c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:847e3500 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847e3500 r8:8027ed34 r7:eb825e60 r6:85579880 r5:854c4800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb615fb0 to 0xeb615ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8557c380 INFO: task kworker/1:566:5243 is blocked on a mutex likely owned by task kworker/0:227:3822. task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe0691d20 to 0xe0691d68) 1d20: df277000 dfb2f000 00000001 80239bb8 7fb49000 00000001 82ac11c4 82ac05a0 1d40: 7fb49000 dfb2f000 8280c9b4 e0691d9c e0691da0 e0691d70 80230af4 80239bd0 1d60: 800f0013 ffffffff r5:800f0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r4:e0691dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848f0000 r7:00000000 r6:83018000 r5:00001000 r4:7fb49000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ee7d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85f9ab8c r4:85f9a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85f9ab8c r4:8508b100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/1:567:5245 blocked for more than 467 seconds. r4:855c8c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xeb871fb0 to 0xeb871ff8) Workqueue: events bpf_prog_free_deferred 1d60: 800f0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85ffecc0 r5:85f9ab8c r4:85f9a800 r10:61c88647 r9:848f0000 r8:8508b12c r7:82804d40 r6:dddced40 r5:dddced60 r4:8508b100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe0691fb0 to 0xe0691ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85086c80 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:568:5247 blocked for more than 467 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:568 state:D stack:0 pid:5247 tgid:5247 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb879d84 r8:00000002 r7:60000113 r6:eb879d8c r5:855c8000 r4:855c8000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:855c8000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb879e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557ca00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:855c8000 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eacef000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8552db8c r4:8552d800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8552db8c r4:847e3680 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:855c8000 r8:847e36ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:847e3680 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847e3680 r8:8027ed34 r7:eb615e60 r6:85579980 r5:855c8000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb879fb0 to 0xeb879ff8) 9fa0: 00000000 00000000 00000000 00000000 task:kworker/0:227 state:R running task stack:0 pid:3822 tgid:3822 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e0691dc0 r5:e0691e08 r5:85f9ab8c r4:85f9a800 r10:00000000 r9:8508b100 r8:8027ed34 r7:e0679e60 r6:8508b180 r5:848f0000 r4:85086c80 task:kworker/1:569 state:D stack:0 pid:5250 tgid:5250 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:855c9800 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r9:83018205 r8:855c9800 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 r10:61c88647 r9:855c9800 r8:847e372c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8557ca40 r10:8280c9b4 r9:848f0000 r8:80200be4 r7:e0691d54 r6:ffffffff r5:848f0000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:85f9b38c r4:85f9b000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/1:570:5251 blocked for more than 467 seconds. r5:855ca400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb889e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8557cc80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:855ca400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eae8d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8552e38c r4:8552e000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8552e38c r4:847e3780 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:855ca400 r8:847e37ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:847e3780 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847e3780 r8:8027ed34 r7:eb615e60 r6:85579a80 r5:855ca400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb889fb0 to 0xeb889ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8557cb80 INFO: task kworker/1:570:5251 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 900e0013 ffffffff r5:900e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:571:5253 blocked for more than 467 seconds. [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854ebc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r4:00000000 r5:8501a38c r4:8501a000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:572:5256 blocked for more than 467 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:572 state:D stack:0 pid:5256 tgid:5256 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb88dd84 r8:00000002 r7:60000113 r6:eb88dd8c r5:854ee000 r4:854ee000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854ee000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb88de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844c4580 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854ee000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf41000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8552eb8c r4:8552e800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8552eb8c r4:847e3900 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854ee000 r8:847e392c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:847e3900 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847e3900 r8:8027ed34 r7:eb615e60 r6:847e3980 r5:854ee000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb88dfb0 to 0xeb88dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:844c45c0 INFO: task kworker/1:572:5256 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:82918644 r9:eb7cdd84 r8:00000002 r7:60000113 r6:eb7cdd8c r5:854eec00 r4:854eec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854eec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7cde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852fa580 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854eec00 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eafb1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8552ef8c r4:8552ec00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8552ef8c r4:847e3a00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:00000000 r9:847e3a00 r8:8027ed34 r7:eb615e60 r6:847e3a80 r5:854eec00 r4:852fa940 Call trace: 9d60: 900e0013 ffffffff r4:e06a9dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:574:5260 blocked for more than 467 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:574 state:D stack:0 pid:5260 tgid:5260 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb895d84 r8:00000002 r7:60000013 r6:eb895d8c r5:854ed400 r4:854ed400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854ed400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb895e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559e0c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854ed400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb233000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8552f78c r4:8552f400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8552f78c r4:847e3b00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854ed400 r8:847e3b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:847e3b00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847e3b00 r8:8027ed34 r7:eb615e60 r6:847e3b80 r5:854ed400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb895fb0 to 0xeb895ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8559e240 INFO: task kworker/1:574:5260 is blocked on a mutex likely owned by task kworker/1:134:3830. Call trace: 9d60: 900e0013 ffffffff r4:e06a9dc0 r5:00001000 r4:dfb77000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8508f600 task:kworker/1:575 state:D stack:0 pid:5262 tgid:5262 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:854ec800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xeb89dfb0 to 0xeb89dff8) Workqueue: events bpf_prog_free_deferred 9d60: 900e0013 ffffffff r4:e06a9dc0 r5:00001000 r4:dfb77000 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:576:5264 blocked for more than 467 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:576 state:D stack:0 pid:5264 tgid:5264 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb8a1d84 r8:00000002 r7:60000113 r6:eb8a1d8c r5:854eb000 r4:854eb000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854eb000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559e480 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854eb000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2cd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8552ff8c r4:8552fc00 r10:61c88647 r9:854eb000 r8:847e3d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8559e240 Call trace: r5:900e0013 r4:80239bd0 r4:e06a9dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r9:83018205 r8:854ea400 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 r10:61c88647 r9:854ea400 r8:847e3e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8559e3c0 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:578 state:D stack:0 pid:5268 tgid:5268 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb8a9d84 r8:00000002 r7:60000113 r6:eb8a9d8c r5:8484a400 r4:8484a400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8484a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8a9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559ed40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8484a400 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb62f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8553578c r4:85535400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8553578c r4:847e3f00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8484a400 r8:847e3f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:847e3f00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847e3f00 r8:8027ed34 r7:eb8a5e60 r6:847e3f80 r5:8484a400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8a9fb0 to 0xeb8a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8559e880 INFO: task kworker/1:578:5268 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 900e0013 ffffffff r5:900e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:579 state:D stack:0 pid:5270 tgid:5270 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:854e6c00 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8ade08 r4:00000000 r5:8553478c r4:85534400 r10:00000000 r9:855a2000 r8:8027ed34 r7:eb8a9e60 r6:855a2080 r5:854e6c00 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:580:5271 blocked for more than 467 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:580 state:D stack:0 pid:5271 tgid:5271 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb8b5d84 r8:00000002 r7:60000013 r6:eb8b5d8c r5:855cbc00 r4:855cbc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:855cbc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:855cbc00 r8:855a212c r7:82804d40 r6:ddde2d40 r5:ddde2d60 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe06a9d20 to 0xe06a9d68) r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:855cc800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r7:ddde2d40 r6:83018200 r5:85534f8c r4:855a2180 1fa0: 00000000 00000000 00000000 00000000 Call trace: 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:582:5275 blocked for more than 467 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:582 state:D stack:0 pid:5275 tgid:5275 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb8b1d84 r8:00000002 r7:60000113 r6:eb8b1d8c r5:854f0000 r4:854f0000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854f0000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8b1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559ebc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb619000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8553538c r4:85535000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8553538c r4:855a2200 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854f0000 r8:855a222c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:855a2200 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855a2200 r8:8027ed34 r7:eb8a9e60 r6:855a2280 r5:854f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8b1fb0 to 0xeb8b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8559ea80 INFO: task kworker/1:582:5275 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 900e0013 ffffffff r5:900e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r5:00001000 r4:dfb77000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:00000000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8bdfb0 to 0xeb8bdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8559ec80 INFO: task kworker/1:583:5279 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 900e0013 ffffffff r5:900e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:854f1800 r5:854f1800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559ee00 r7:ddde2d40 r6:83018200 r5:85535b8c r4:855a2400 9fa0: 00000000 00000000 00000000 00000000 r4:00000000 r5:900e0013 r4:80239bd0 r4:00000000 r5:8501a38c r4:8501a000 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82918644 r9:eb8c9d84 r8:00000002 r7:60000113 r6:eb8c9d8c r5:854f2400 r5:854f2400 r4:82918640 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r7:ddde2d40 r6:83018200 r5:8553638c r4:855a2500 Exception stack(0xeb8c9fb0 to 0xeb8c9ff8) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:586:5284 blocked for more than 467 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:586 state:D stack:0 pid:5284 tgid:5284 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb8d1d84 r8:00000002 r7:60000013 r6:eb8d1d8c r5:854f3000 r4:854f3000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854f3000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b5840 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6b7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85536f8c r4:85536c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85536f8c r4:855a2600 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854f3000 r8:855a262c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:855a2600 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855a2600 r8:8027ed34 r7:eb8c9e60 r6:855a2680 r5:854f3000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8d1fb0 to 0xeb8d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:855b5100 INFO: task kworker/1:586:5284 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 900e0013 ffffffff r5:900e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fa0: 00000000 00000000 00000000 00000000 task:kworker/1:587 state:D stack:0 pid:5285 tgid:5285 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:854f3c00 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8cde08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb68d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8553678c r4:85536400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8553678c r4:855a2700 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854f3c00 r8:855a272c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:855a2700 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855a2700 r8:8027ed34 r7:eb8d1e60 r6:855a2780 r5:854f3c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8cdfb0 to 0xeb8cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:855b5100 INFO: task kworker/1:587:5285 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 900e0013 ffffffff r5:900e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 Exception stack(0xe06a9fb0 to 0xe06a9ff8) INFO: task kworker/1:588:5289 blocked for more than 467 seconds. r5:854f6000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:00000000 r9:855a2800 r8:8027ed34 r7:eb8d1e60 r6:855a2880 r5:854f6000 dfa0: 00000000 00000000 00000000 00000000 r4:855b5680 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r4:e06a9dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r5:00001000 r4:dfb77000 r5:8501a38c r4:8501a000 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:589:5291 blocked for more than 467 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:589 state:D stack:0 pid:5291 tgid:5291 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb8d9d84 r8:00000002 r7:60000013 r6:eb8d9d8c r5:854f5400 r4:854f5400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854f5400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8d9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b5a80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8553778c r4:85537400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8553778c r4:855a2900 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854f5400 r8:855a292c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:855a2900 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855a2900 r8:8027ed34 r7:eb8d1e60 r6:855a2980 r5:854f5400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8d9fb0 to 0xeb8d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:855b5800 INFO: task kworker/1:589:5291 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r5:900e0013 r4:80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-syzkaller #0 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854f6c00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r9:83018205 r8:854f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 r7:ddde2d40 r6:83018200 r5:8553738c r4:855a2a00 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:900e0013 r4:80239bd0 r4:e06a9dc0 r5:00001000 r4:dfb77000 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 9fa0: 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:854f8000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r9:83018205 r8:854f8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8563038c r4:855a2b00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854f8000 r8:855a2b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:855a2b00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855a2b00 r8:8027ed34 r7:eb8d9e60 r6:855a2b80 r5:854f8000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8e5fb0 to 0xeb8e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:855b5b80 INFO: task kworker/1:591:5294 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 900e0013 ffffffff r5:900e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:854f8c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:85537f8c r4:85537c00 r10:00000000 r9:855a2c00 r8:8027ed34 r7:eb8e5e60 r6:855a2c80 r5:854f8c00 r4:855b5e80 Workqueue: events bpf_prog_free_deferred 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r5:8501a38c r4:8501a000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:8508f600 task:kworker/0:493 state:D stack:0 pid:5298 tgid:5298 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:855cb000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r9:83018005 r8:855cb000 r7:00000000 r6:83018000 r5:00001000 r4:7f02d000 r10:61c88647 r9:855cb000 r8:85579c2c r7:82804d40 r6:dddced40 r5:dddced60 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 9d60: 900e0013 ffffffff r4:e06a9dc0 r4:00000000 r5:8501a38c r4:8501a000 r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:855ce000 r5:855ce000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f32c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:855ce000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8f9000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8563078c r4:85630400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8563078c r4:855a2d00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:855ce000 r8:855a2d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:855a2d00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855a2d00 r8:8027ed34 r7:eb8e5e60 r6:85579d00 r5:855ce000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb905fb0 to 0xeb905ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:855f3180 INFO: task kworker/1:593:5301 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 900e0013 ffffffff r5:900e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:594:5303 blocked for more than 467 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:594 state:D stack:0 pid:5303 tgid:5303 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb915d84 r8:00000002 r7:60000113 r6:eb915d8c r5:855cec00 r4:855cec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:855cec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb915e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f3380 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:855cec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb90b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85630b8c r4:85630800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:855cec00 r8:855a2dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 INFO: task kworker/1:594:5303 is blocked on a mutex likely owned by task kworker/1:134:3830. r4:82ac11e4 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847f8000 r5:847f8000 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb91de08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:847f8000 r8:855a2e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:855f3240 Call trace: 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 900e0013 ffffffff r5:900e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:596:5307 blocked for more than 467 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:596 state:D stack:0 pid:5307 tgid:5307 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb929d84 r8:00000002 r7:60000113 r6:eb929d8c r5:847f9800 r4:847f9800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:847f9800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb929e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f3580 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:847f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb911000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85630f8c r4:85630c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85630f8c r4:855a2e80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:597:5308 blocked for more than 467 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:597 state:D stack:0 pid:5308 tgid:5308 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:847fa400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb92de08 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f3700 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:847fa400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb92f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8563138c r4:85631000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8563138c r4:855a2f00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:847fa400 r8:855a2f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:855a2f00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855a2f00 r8:8027ed34 r7:eb91de60 r6:85579f00 r5:847fa400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb92dfb0 to 0xeb92dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:855f34c0 INFO: task kworker/1:597:5308 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 900e0013 ffffffff r5:900e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:85093380 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:854f9800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f3640 r10:61c88647 r9:854f9800 r8:855a2fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:599:5312 blocked for more than 467 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:599 state:D stack:0 pid:5312 tgid:5312 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb941d84 r8:00000002 r7:60000113 r6:eb941d8c r5:854fb000 r4:854fb000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854fb000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb941e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f3980 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d5000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d40 r6:83018200 r5:85631b8c r4:855fa080 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r4:82ac11e4 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:854fbc00 r4:82918640 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f3c80 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 9d60: 900e0013 ffffffff r4:e06a9dc0 r5:00001000 r4:dfb77000 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:601:5317 blocked for more than 467 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:601 state:D stack:0 pid:5317 tgid:5317 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb8fdd84 r8:00000002 r7:60000013 r6:eb8fdd8c r5:854fd400 r4:854fd400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854fd400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb8fde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b59c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0df000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb96d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85632f8c r4:85632c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85632f8c r4:855fa280 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854fd400 r8:855fa2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:855fa280 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855fa280 r8:8027ed34 r7:eb94de60 r6:855fa300 r5:854fd400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb8fdfb0 to 0xeb8fdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:855f3bc0 INFO: task kworker/1:601:5317 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 900e0013 ffffffff r5:900e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:602:5320 blocked for more than 467 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:602 state:D stack:0 pid:5320 tgid:5320 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb955d84 r8:00000002 r7:60000113 r6:eb955d8c r5:854fe000 r4:854fe000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854fe000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb955e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f3e40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 r4:85592f80 Call trace: 9d60: 900e0013 ffffffff r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:854fec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb965e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85592fc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:854fec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0dd000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb967000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85632b8c r4:85632800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85632b8c r4:855fa480 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854fec00 r8:855fa4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:855fa480 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855fa480 r8:8027ed34 r7:eb8fde60 r6:855fa500 r5:854fec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb965fb0 to 0xeb965ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:855f3ec0 INFO: task kworker/1:603:5321 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r5:8501a38c r4:8501a000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 INFO: task kworker/1:604:5323 blocked for more than 467 seconds. r5:854fc800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r9:83018205 r8:854fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e3000 r10:61c88647 r9:854fc800 r8:855fa5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 r5:00001000 r4:dfb77000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r5:854fa400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r7:ddde2d40 r6:83018200 r5:8563338c r4:855fa680 r4:00000001 r4:855f3fc0 Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 900e0013 ffffffff r5:900e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:854f4800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xeb985fb0 to 0xeb985ff8) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:8508f600 task:kworker/1:607 state:D stack:0 pid:5330 tgid:5330 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85668000 r4:82918640 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560a700 r7:ddde2d40 r6:83018200 r5:85638b8c r4:855fa880 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855fa880 r8:8027ed34 r7:eb985e60 r6:855fa900 r5:85668000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb999fb0 to 0xeb999ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8560a180 INFO: task kworker/1:607:5330 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 900e0013 ffffffff r5:900e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:608:5331 blocked for more than 467 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:608 state:D stack:0 pid:5331 tgid:5331 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb9a1d84 r8:00000002 r7:60000013 r6:eb9a1d8c r5:85668c00 r4:85668c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85668c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9a1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560a340 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85668c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e7000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb995000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85633f8c r4:85633c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85633f8c r4:855fa980 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85668c00 r8:855fa9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:855fa980 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855fa980 r8:8027ed34 r7:eb999e60 r6:855faa00 r5:85668c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb9a1fb0 to 0xeb9a1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8560a280 INFO: task kworker/1:608:5331 is blocked on a mutex likely owned by task kworker/1:134:3830. Call trace: 9d60: 900e0013 ffffffff r4:e06a9dc0 r5:00001000 r4:dfb77000 r4:85093380 9fa0: 00000000 00000000 00000000 00000000 task:kworker/1:609 state:D stack:0 pid:5334 tgid:5334 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:85669800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85669800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9ade08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560a4c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85669800 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9a3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8563838c r4:85638000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8563838c r4:855faa80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85669800 r8:855faaac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:855faa80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855faa80 r8:8027ed34 r7:eb999e60 r6:855fab00 r5:85669800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb9adfb0 to 0xeb9adff8) dfa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:900e0013 r4:80239bd0 r4:e06a9dc0 r5:8501a38c r4:8501a000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:610:5336 blocked for more than 467 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:610 state:D stack:0 pid:5336 tgid:5336 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb9c1d84 r8:00000002 r7:60000013 r6:eb9c1d8c r5:8566a400 r4:8566a400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8566a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9c1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) r9:83018205 r8:8566a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0eb000 r10:61c88647 r9:8566a400 r8:855fabac r7:82804d40 r6:ddde2d40 r5:ddde2d60 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 900e0013 ffffffff r5:900e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 Exception stack(0xe06a9fb0 to 0xe06a9ff8) INFO: task kworker/1:611:5338 blocked for more than 467 seconds. r5:8566b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9b5e08 r5:00001000 r4:eb9bd000 r7:ddde2d40 r6:83018200 r5:85638f8c r4:855fac80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8566b000 r8:855facac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:855fac80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855fac80 r8:8027ed34 r7:eb999e60 r6:855fad00 r5:8566b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb9b5fb0 to 0xeb9b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8560a740 INFO: task kworker/1:611:5338 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r4:82ac11e4 r4:e06a9dc0 r5:00001000 r4:dfb77000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:8566bc00 r5:8566bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb98de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560ab00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8566bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0f1000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9cb000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8563938c r4:85639000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8563938c r4:855fad80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8566bc00 r8:855fadac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:855fad80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855fad80 r8:8027ed34 r7:eb9b5e60 r6:855fae00 r5:8566bc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb98dfb0 to 0xeb98dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r5:8501a38c r4:8501a000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:613:5341 blocked for more than 467 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:613 state:D stack:0 pid:5341 tgid:5341 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb9d5d84 r8:00000002 r7:60000013 r6:eb9d5d8c r5:8566d400 r4:8566d400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8566d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9d5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560ad80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8566d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0f3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:614:5343 blocked for more than 467 seconds. [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:8566c800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85639b8c r4:85639800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85639b8c r4:855faf80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8566c800 r8:855fafac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:855faf80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855faf80 r8:8027ed34 r7:eb9d5e60 r6:8561c000 r5:8566c800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb9c9fb0 to 0xeb9c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85614000 INFO: task kworker/1:614:5343 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r5:900e0013 r4:80239bd0 r4:e06a9dc0 r5:00001000 r4:dfb77000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847fc800 r5:847fc800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85614540 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:847fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f0fb000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9fd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8563a78c r4:8563a400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8563a78c r4:8561c080 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:847fc800 r8:8561c0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8561c080 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561c080 r8:8027ed34 r7:eb9c9e60 r6:85579f80 r5:847fc800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb9e9fb0 to 0xeb9e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85614200 INFO: task kworker/1:615:5344 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-syzkaller #0 r4:847fbc00 r5:847fbc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r9:83018205 r8:847fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0f7000 r10:61c88647 r9:847fbc00 r8:8561c12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:856142c0 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:847fd400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb9f5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856144c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:847fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f0f9000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9f7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8563a38c r4:8563a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8563a38c r4:8561c180 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:847fd400 r8:8561c1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8561c180 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561c180 r8:8027ed34 r7:eb9e9e60 r6:8561e080 r5:847fd400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb9f5fb0 to 0xeb9f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:856142c0 INFO: task kworker/1:617:5348 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 900e0013 ffffffff r5:900e0013 r4:80239bd0 r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847fe000 r5:847fe000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 9fa0: 00000000 00000000 00000000 00000000 task:kworker/1:619 state:D stack:0 pid:5353 tgid:5353 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:847f8c00 r4:82918640 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856147c0 r7:ddde2d40 r6:83018200 r5:8563af8c r4:8561c280 Exception stack(0xeba21fb0 to 0xeba21ff8) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 900e0013 ffffffff r5:900e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:620:5355 blocked for more than 467 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:620 state:D stack:0 pid:5355 tgid:5355 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eba25d84 r8:00000002 r7:60000013 r6:eba25d8c r5:847fec00 r4:847fec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:847fec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba25e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85614e40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:847fec00 r7:00000000 r6:83018200 r5:00001000 r4:7f041000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e4809000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8563bf8c r4:8563bc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8563bf8c r4:8561c300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:847fec00 r8:8561c32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8561c300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561c300 r8:8027ed34 r7:eba21e60 r6:8561e200 r5:847fec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba25fb0 to 0xeba25ff8) r4:85614740 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 900e0013 ffffffff r5:900e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:621:5356 blocked for more than 467 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:621 state:D stack:0 pid:5356 tgid:5356 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eba19d84 r8:00000002 r7:60000113 r6:eba19d8c r5:8566e000 r4:8566e000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8566e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba19e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85614a00 r4:8561c380 9fa0: 00000000 00000000 00000000 00000000 r4:00000000 r5:900e0013 r4:80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:8566ec00 r4:82918640 r4:00000000 r4:00000000 r5:8563b78c r4:8563b400 r4:8561c480 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb7d1d84 r8:00000002 r7:60000113 r6:eb7d1d8c r5:85678000 r4:85678000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85678000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85614d40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85678000 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfa8d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8563bb8c r4:8563b800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8563bb8c r4:8561c580 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85678000 r8:8561c5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8561c580 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561c580 r8:8027ed34 r7:eba25e60 r6:8561c600 r5:85678000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb7d1fb0 to 0xeb7d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85614c40 INFO: task kworker/1:623:5360 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85679800 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb7d5e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 r5:00001000 r4:dfb77000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:8567a400 r4:82918640 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560ae40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8567a400 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eac53000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8564478c r4:85644400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8564478c r4:8561c780 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8567a400 r8:8561c7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8561c780 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561c780 r8:8027ed34 r7:eb7d5e60 r6:8561c800 r5:8567a400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeb7e9fb0 to 0xeb7e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85614fc0 INFO: task kworker/1:625:5365 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 900e0013 ffffffff r5:900e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8567b000 r5:8567b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba01e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ea040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8567b000 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eadfb000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85644b8c r4:85644800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85644b8c r4:8561c880 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8567b000 r8:8561c8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8561c880 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561c880 r8:8027ed34 r7:eb7e9e60 r6:8561c900 r5:8567b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba01fb0 to 0xeba01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85614fc0 INFO: task kworker/1:626:5366 is blocked on a mutex likely owned by task kworker/1:134:3830. Workqueue: events bpf_prog_free_deferred r5:900e0013 r4:80239bd0 r4:e06a9dc0 r5:00001000 r4:dfb77000 r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) INFO: task kworker/1:627:5370 blocked for more than 467 seconds. r5:8567bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ea140 r7:ddde2d40 r6:83018200 r5:85644f8c r4:8561c980 dfa0: 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 task:kworker/1:628 state:D stack:0 pid:5371 tgid:5371 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8567c800 r4:82918640 r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:61c88647 r9:8567c800 r8:8561caac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8561ca80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561ca80 r8:8027ed34 r7:eb7ede60 r6:8561cb00 r5:8567c800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba35fb0 to 0xeba35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850ea1c0 INFO: task kworker/1:628:5371 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 900e0013 ffffffff r5:900e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 INFO: task kworker/1:629:5374 blocked for more than 467 seconds. r5:8567d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba39e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ea400 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8567d400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb113000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8564578c r4:85645400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8564578c r4:8561cb80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8567d400 r8:8561cbac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8561cb80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561cb80 r8:8027ed34 r7:eba35e60 r6:8561cc00 r5:8567d400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba39fb0 to 0xeba39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850ea300 INFO: task kworker/1:629:5374 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 9d60: 900e0013 ffffffff r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:8567e000 r4:82918640 r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xeba3dfb0 to 0xeba3dff8) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 r5:00001000 r4:dfb77000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8567ec00 r5:8567ec00 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba41e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/1:631:5377 is blocked on a mutex likely owned by task kworker/1:134:3830. r4:82ac11e4 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:632:5380 blocked for more than 467 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:632 state:D stack:0 pid:5380 tgid:5380 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eba45d84 r8:00000002 r7:60000013 r6:eba45d8c r5:85678c00 r4:85678c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85678c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba45e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ea880 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85678c00 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1b7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8564638c r4:85646000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8564638c r4:8561ce80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85678c00 r8:8561ceac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8561ce80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561ce80 r8:8027ed34 r7:eba41e60 r6:8561cf00 r5:85678c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba45fb0 to 0xeba45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 900e0013 ffffffff r5:900e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:633 state:D stack:0 pid:5381 tgid:5381 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85670000 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba49e08 r5:00001000 r4:eb1ed000 r10:61c88647 r9:85670000 r8:8561cfac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:850ea8c0 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:847ee000 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba51e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xe06a9fb0 to 0xe06a9ff8) Not tainted 6.15.0-syzkaller #0 r5:855cd400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba55e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ead40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:855cd400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb3fd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85646f8c r4:85646c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85646f8c r4:8519f100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:855cd400 r8:8519f12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8519f100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519f100 r8:8027ed34 r7:eba51e60 r6:8561e300 r5:855cd400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba55fb0 to 0xeba55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850eac00 INFO: task kworker/1:635:5385 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 900e0013 ffffffff r5:900e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:636:5387 blocked for more than 467 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:636 state:D stack:0 pid:5387 tgid:5387 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eba5dd84 r8:00000002 r7:60000013 r6:eba5dd8c r5:84858c00 r4:84858c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84858c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba5de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8560ab80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84858c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb415000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8564738c r4:85647000 r7:ddde2d40 r6:83018200 r5:8564738c r4:8519f180 Exception stack(0xeba5dfb0 to 0xeba5dff8) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 900e0013 ffffffff r5:900e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 9fa0: 00000000 00000000 00000000 00000000 task:kworker/1:637 state:D stack:0 pid:5388 tgid:5388 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84859800 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba61e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8519f200 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 900e0013 ffffffff r5:900e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fa0: 00000000 00000000 00000000 00000000 task:kworker/1:638 state:D stack:0 pid:5390 tgid:5390 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85670c00 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba4de08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:8519f280 dfa0: 00000000 00000000 00000000 00000000 Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 900e0013 ffffffff r5:900e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:639:5393 blocked for more than 467 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:639 state:D stack:0 pid:5393 tgid:5393 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eba65d84 r8:00000002 r7:60000013 r6:eba65d8c r5:85672400 r5:85672400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r5:900e0013 r4:80239bd0 r4:e06a9dc0 r5:00001000 r4:dfb77000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:85673000 r4:82918640 r4:00000000 r4:00000000 r5:85647f8c r4:85647c00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:641:5397 blocked for more than 467 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:641 state:D stack:0 pid:5397 tgid:5397 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eba6dd84 r8:00000002 r7:60000113 r6:eba6dd8c r5:85673c00 r4:85673c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85673c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba6de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c1440 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85673c00 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5bd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8564c78c r4:8564c400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8564c78c r4:8519f580 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85673c00 r8:8519f5ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8519f580 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519f580 r8:8027ed34 r7:eba65e60 r6:8519f600 r5:85673c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:851c1340 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 INFO: task kworker/1:642:5400 blocked for more than 467 seconds. r5:85674800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba75e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c1800 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85674800 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5e5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8564cf8c r4:8564cc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8564cf8c r4:8519f680 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85674800 r8:8519f6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8519f680 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519f680 r8:8027ed34 r7:eba6de60 r6:8519f700 r5:85674800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba75fb0 to 0xeba75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:643:5401 blocked for more than 467 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:643 state:D stack:0 pid:5401 tgid:5401 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eba79d84 r8:00000002 r7:60000113 r6:eba79d8c r5:85675400 r4:85675400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85675400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba79e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c1580 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r5:8564cb8c r4:8564c800 r10:00000000 r9:8519f780 r8:8027ed34 r7:eba75e60 r6:8519f800 r5:85675400 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:85676000 r5:85676000 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba7de08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:85676000 r8:8519f8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:851c17c0 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 r5:00001000 r4:dfb77000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:8485b000 r4:82918640 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8485b000 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5f5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8564d38c r4:8564d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8564d38c r4:8519f980 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8485b000 r8:8519f9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8519f980 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519f980 r8:8027ed34 r7:eba7de60 r6:8561e480 r5:8485b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba85fb0 to 0xeba85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851c1900 INFO: task kworker/1:645:5405 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 900e0013 ffffffff r5:900e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:8485bc00 r5:8485bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba8de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851c1b00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8485bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb755000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8564d78c r4:8564d400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8564d78c r4:8519fa00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8485bc00 r8:8519fa2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8519fa00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519fa00 r8:8027ed34 r7:eba7de60 r6:8561e500 r5:8485bc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba8dfb0 to 0xeba8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:646:5407 is blocked on a mutex likely owned by task kworker/1:134:3830. 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 900e0013 ffffffff r5:900e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:647:5409 blocked for more than 468 seconds. r5:84858000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8564df8c r4:8564dc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8564df8c r4:8519fa80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84858000 r8:8519faac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8519fa80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519fa80 r8:8027ed34 r7:eba7de60 r6:8561e580 r5:84858000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba95fb0 to 0xeba95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851c1b80 INFO: task kworker/1:647:5409 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) 9d60: 900e0013 ffffffff r4:e06a9dc0 r5:00001000 r4:dfb77000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:8485d400 r5:8485d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:00001000 r4:eb7ab000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8564e78c r4:8564e400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8564e78c r4:8519fb00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8485d400 r8:8519fb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8519fb00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519fb00 r8:8027ed34 r7:eba95e60 r6:8561e600 r5:8485d400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba99fb0 to 0xeba99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851c1b80 INFO: task kworker/1:648:5410 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 7f8f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 900e0013 ffffffff r5:900e0013 r4:80239bd0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:8485c800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 r4:851c1ec0 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r5:8501a38c r4:8501a000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/1:650:5414 blocked for more than 468 seconds. task:kworker/1:650 state:D stack:0 pid:5414 tgid:5414 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebaa9d84 r8:00000002 r7:60000113 r6:ebaa9d8c r5:8485a400 r4:8485a400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8485a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaa9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527e600 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8485a400 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf87000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8564f38c r4:8564f000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8564f38c r4:8519fc00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8485a400 r8:8519fc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8519fc00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519fc00 r8:8027ed34 r7:eba99e60 r6:8561e700 r5:8485a400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebaa9fb0 to 0xebaa9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851c1e40 INFO: task kworker/1:650:5414 is blocked on a mutex likely owned by task kworker/1:134:3830. 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r4:00000000 r5:8501a38c r4:8501a000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/1:651:5416 blocked for more than 468 seconds. r5:8485ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527e040 r7:ddde2d40 r6:83018200 r5:8564eb8c r4:8519fc80 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Exception stack(0xe06a9d20 to 0xe06a9d68) r4:e06a9dc0 r5:00001000 r4:dfb77000 r4:85093380 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:855d8000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527e700 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:855d8000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb205000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8564f78c r4:8564f400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8564f78c r4:8519fd00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:855d8000 r8:8519fd2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8519fd00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8519fd00 r8:8027ed34 r7:ebaa9e60 r6:8561e800 r5:855d8000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebab5fb0 to 0xebab5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8527e080 INFO: task kworker/1:652:5417 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:494:5423 blocked for more than 468 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:494 state:D stack:0 pid:5423 tgid:5423 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eba81d84 r8:00000002 r7:60000113 r6:eba81d8c r5:855d8c00 r4:855d8c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:855d8c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba81e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:8561e880 r8:8027ed34 r7:eb745e60 r6:8561e900 r5:855d8c00 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:495 state:D stack:0 pid:5424 tgid:5424 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eba71d84 r8:00000002 r7:60000113 r6:eba71d8c r5:855d9800 r4:855d9800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:855d9800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba71e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855aa500 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:855d9800 r7:00000000 r6:83018000 r5:00001000 r4:7f049000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb3f3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:851c8b8c r4:851c8800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:851c8b8c r4:8561e980 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:855d9800 r8:8561e9ac r7:82804d40 r6:dddced40 r5:dddced60 r4:8561e980 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8561e980 r8:8027ed34 r7:eba81e60 r6:8561ea00 r5:855d9800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeba71fb0 to 0xeba71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8528a640 INFO: task kworker/0:495:5424 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe06a9d20 to 0xe06a9d68) r4:e06a9dc0 r5:00001000 r4:dfb77000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) INFO: task kworker/1:653:5427 blocked for more than 468 seconds. r5:855dbc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xeb919fb0 to 0xeb919ff8) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/1:654:5429 blocked for more than 468 seconds. r5:855db000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527ee00 r10:61c88647 r9:855db000 r8:8519fe2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:655:5430 blocked for more than 468 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:655 state:D stack:0 pid:5430 tgid:5430 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eba05d84 r8:00000002 r7:60000113 r6:eba05d8c r5:855dc800 r4:855dc800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:855dc800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eba05e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) r9:83018205 r8:855dc800 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 r10:61c88647 r9:855dc800 r8:8519feac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8527e780 Call trace: 9d60: 800e0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:855da400 r5:855da400 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebabde08 r5:00001000 r4:eb2f7000 r10:61c88647 r9:855da400 r8:8519ff2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:8527e780 INFO: task kworker/1:656:5433 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:657:5435 blocked for more than 468 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:657 state:D stack:0 pid:5435 tgid:5435 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebac5d84 r8:00000002 r7:60000013 r6:ebac5d8c r5:855e0000 r4:855e0000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:855e0000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebac5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:00001000 r4:eb331000 r4:8519ff80 5fa0: 00000000 00000000 00000000 00000000 r4:00000000 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:658:5437 blocked for more than 468 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:658 state:D stack:0 pid:5437 tgid:5437 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eb869d84 r8:00000002 r7:60000013 r6:eb869d8c r5:85671800 r4:85671800 r5:85671800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r5:800e0013 r4:80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85676c00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:85193100 1fa0: 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:660:5440 blocked for more than 468 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:660 state:D stack:0 pid:5440 tgid:5440 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebacdd84 r8:00000002 r7:60000013 r6:ebacdd8c r5:8485e000 r4:8485e000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8485e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebacde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8527ef40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8485e000 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb63f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8565538c r4:85655000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8565538c r4:85193200 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8485e000 r8:8519322c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85193200 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85193200 r8:8027ed34 r7:ebac1e60 r6:85193280 r5:8485e000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebacdfb0 to 0xebacdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8527ee40 INFO: task kworker/1:660:5440 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:661:5443 blocked for more than 468 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:661 state:D stack:0 pid:5443 tgid:5443 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebad1d84 r8:00000002 r7:60000013 r6:ebad1d8c r5:847fb000 r4:847fb000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:847fb000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c9040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:847fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb68f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85655b8c r4:85655800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85655b8c r4:85193300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:847fb000 r8:8519332c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85193300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85193300 r8:8027ed34 r7:ebac1e60 r6:85193380 r5:847fb000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebad1fb0 to 0xebad1ff8) r4:8527e3c0 Call trace: 9d60: 800e0013 ffffffff r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 INFO: task kworker/1:662:5445 blocked for more than 468 seconds. r5:85680c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r5:800e0013 r4:80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:663:5447 blocked for more than 468 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:663 state:D stack:0 pid:5447 tgid:5447 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebad5d84 r8:00000002 r7:60000113 r6:ebad5d8c r5:85682400 r4:85682400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85682400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c9240 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) Exception stack(0xebad5fb0 to 0xebad5ff8) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85681800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c9640 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r5:8501a38c r4:8501a000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 Not tainted 6.15.0-syzkaller #0 r5:85683c00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c9840 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85683c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6e9000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85656b8c r4:85656800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85656b8c r4:85193700 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85683c00 r8:8519372c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85193700 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85193700 r8:8027ed34 r7:ebadde60 r6:85193780 r5:85683c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebae1fb0 to 0xebae1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852c9600 INFO: task kworker/1:665:5451 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:666:5453 blocked for more than 468 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:666 state:D stack:0 pid:5453 tgid:5453 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebae5d84 r8:00000002 r7:60000013 r6:ebae5d8c r5:85683000 r4:85683000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85683000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebae5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c9ac0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85683000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7c7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85656f8c r4:85656c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85656f8c r4:85193800 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85683000 r8:8519382c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85193800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85193800 r8:8027ed34 r7:ebae1e60 r6:85193880 r5:85683000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebae5fb0 to 0xebae5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852c9800 INFO: task kworker/1:666:5453 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85684800 r5:85684800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r7:ddde2d40 r6:83018200 r5:8565738c r4:85193900 9fa0: 00000000 00000000 00000000 00000000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 INFO: task kworker/1:668:5457 blocked for more than 468 seconds. r5:85685400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c9e40 r10:61c88647 r9:85685400 r8:85193a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r4:82ac11e4 r4:00000000 r5:8501a38c r4:8501a000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:85686c00 r4:82918640 r4:00000000 r9:83018205 r8:85686c00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 r4:85193b00 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:85680000 r5:85680000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85281040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85680000 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb80b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85657b8c r4:85657800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85657b8c r4:85193c00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85680000 r8:85193c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85193c00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85193c00 r8:8027ed34 r7:ebaf1e60 r6:85193c80 r5:85680000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebaf5fb0 to 0xebaf5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852c9e00 INFO: task kworker/1:670:5460 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r5:85686000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebad9e08 r5:00001000 r4:eb81f000 r10:61c88647 r9:85686000 r8:85193d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:00000000 r5:8501a38c r4:8501a000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r5:85688000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8565c78c r4:8565c400 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85281200 INFO: task kworker/1:672:5465 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:673:5467 blocked for more than 468 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:673 state:D stack:0 pid:5467 tgid:5467 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebb05d84 r8:00000002 r7:60000013 r6:ebb05d8c r5:85689800 r4:85689800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85689800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb05e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852816c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85689800 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb835000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8565cb8c r4:8565c800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8565cb8c r4:85193f00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85689800 r8:85193f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85193f00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85193f00 r8:8027ed34 r7:ebb01e60 r6:85193f80 r5:85689800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb05fb0 to 0xebb05ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85281200 INFO: task kworker/1:673:5467 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r5:00001000 r4:dfb77000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:674:5469 blocked for more than 468 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:674 state:D stack:0 pid:5469 tgid:5469 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebaf9d84 r8:00000002 r7:60000113 r6:ebaf9d8c r5:8568a400 r4:8568a400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8568a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebaf9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852817c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8568a400 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb83d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8565cf8c r4:8565cc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8565cf8c r4:85289000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8568a400 r8:8528902c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85289000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85289000 r8:8027ed34 r7:ebb05e60 r6:85289080 r5:8568a400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebaf9fb0 to 0xebaf9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:674:5469 is blocked on a mutex likely owned by task kworker/1:134:3830. r5:800e0013 r4:80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:8568bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/1:676:5473 blocked for more than 468 seconds. r5:8568d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:8565df8c r4:8565dc00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:8568e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85281cc0 r10:61c88647 r9:8568e000 r8:8528932c r7:82804d40 r6:ddde2d40 r5:ddde2d60 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85281c80 INFO: task kworker/1:677:5475 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebb09d84 r8:00000002 r7:60000013 r6:ebb09d8c r5:8568c800 r4:8568c800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8568c800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb09e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85281e80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8568c800 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8565db8c r4:8565d800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/1:678:5477 is blocked on a mutex likely owned by task kworker/1:134:3830. r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:8568ec00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r5:00001000 r4:eb8c3000 r10:61c88647 r9:8568ec00 r8:8528952c r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fa0: 00000000 00000000 00000000 00000000 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings task:kworker/1:680 state:D stack:0 pid:5481 tgid:5481 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8568b000 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb1de08 r5:00001000 r4:eb8ff000 r7:ddde2d40 r6:83018200 r5:8565eb8c r4:85289600 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r5:00001000 r4:dfb77000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:681 state:D stack:0 pid:5483 tgid:5483 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b70c0 r7:ddde2d40 r6:83018200 r5:8565e78c r4:85289700 Exception stack(0xebb21fb0 to 0xebb21ff8) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb29e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b7480 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85690000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb909000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8565ef8c r4:8565ec00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8565ef8c r4:85289800 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85690000 r8:8528982c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85289800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85289800 r8:8027ed34 r7:ebb1de60 r6:85289880 r5:85690000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb29fb0 to 0xebb29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852b72c0 INFO: task kworker/1:682:5486 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 Not tainted 6.15.0-syzkaller #0 r5:85690c00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xebb25fb0 to 0xebb25ff8) Workqueue: events bpf_prog_free_deferred 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebb2dd84 r8:00000002 r7:60000013 r6:ebb2dd8c r5:85691800 r4:85691800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85691800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb2de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b7640 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85691800 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb923000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8565f38c r4:8565f000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8565f38c r4:85289a00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85691800 r8:85289a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85289a00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85289a00 r8:8027ed34 r7:ebb25e60 r6:85289a80 r5:85691800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb2dfb0 to 0xebb2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852b7600 INFO: task kworker/1:684:5489 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r5:8501a38c r4:8501a000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 Not tainted 6.15.0-syzkaller #0 r5:85692400 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b7840 r7:ddde2d40 r6:83018200 r5:8565fb8c r4:85289b00 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Call trace: 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:686:5493 blocked for more than 468 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:686 state:D stack:0 pid:5493 tgid:5493 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebb35d84 r8:00000002 r7:60000113 r6:ebb35d8c r5:85693000 r4:85693000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85693000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb35e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b7a80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85693000 r7:00000000 r6:83018200 r5:00001000 r4:7f0b1000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb951000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8565ff8c r4:8565fc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8565ff8c r4:85289c00 r10:00000000 r9:85289c00 r8:8027ed34 r7:ebb31e60 r6:85289c80 r5:85693000 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b7c00 r7:ddde2d40 r6:83018200 r5:856d838c r4:85289d80 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:688:5497 blocked for more than 468 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:688 state:D stack:0 pid:5497 tgid:5497 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebb3dd84 r8:00000002 r7:60000013 r6:ebb3dd8c r5:85694800 r4:85694800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85694800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb3de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852b7dc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85694800 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb96b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856d878c r4:856d8400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856d878c r4:85289d00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85694800 r8:85289d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85289d00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85289d00 r8:8027ed34 r7:ebb39e60 r6:85289e80 r5:85694800 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xebb41fb0 to 0xebb41ff8) Workqueue: events bpf_prog_free_deferred 9d60: 800e0013 ffffffff [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:690:5501 blocked for more than 468 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:690 state:D stack:0 pid:5501 tgid:5501 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebb45d84 r8:00000002 r7:60000113 r6:ebb45d8c r5:85696000 r4:85696000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85696000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb45e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Exception stack(0xe06a9d20 to 0xe06a9d68) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8501a38c r4:8501a000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 Not tainted 6.15.0-syzkaller #0 r10:82918644 r9:ebb49d84 r8:00000002 r7:60000013 r6:ebb49d8c r5:85696c00 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r9:83018205 r8:85696c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 r4:856b4100 Exception stack(0xebb49fb0 to 0xebb49ff8) Workqueue: events bpf_prog_free_deferred 9d60: 800e0013 ffffffff [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) Not tainted 6.15.0-syzkaller #0 r4:85698000 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb51e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b31c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85698000 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb99b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856d938c r4:856d9000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856d938c r4:856b4200 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85698000 r8:856b422c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:856b4200 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856b4200 r8:8027ed34 r7:ebb49e60 r6:856b4280 r5:85698000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb51fb0 to 0xebb51ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:856b3180 INFO: task kworker/1:692:5505 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:693:5507 blocked for more than 468 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:693 state:D stack:0 pid:5507 tgid:5507 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebb4dd84 r8:00000002 r7:60000113 r6:ebb4dd8c r5:85698c00 r4:85698c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85698c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb4de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b3280 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85698c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9a7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856d978c r4:856d9400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856d978c r4:856b4300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85698c00 r8:856b432c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:856b4300 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Exception stack(0xe06a9d20 to 0xe06a9d68) 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:694:5509 blocked for more than 468 seconds. Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb5de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b36c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:855e0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9c5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856d9f8c r4:856d9c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856d9f8c r4:856b4400 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:855e0c00 r8:856b442c r7:82804d40 r6:ddde2d40 r5:ddde2d60 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred r5:800e0013 r4:80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:696:5513 blocked for more than 468 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:696 state:D stack:0 pid:5513 tgid:5513 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebb6dd84 r8:00000002 r7:60000013 r6:ebb6dd8c r5:855e4800 r4:855e4800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:855e4800 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb6de08 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8501a38c r4:8501a000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 INFO: task kworker/1:697:5514 blocked for more than 468 seconds. r5:855e6000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b3d80 r5:856db38c r4:856db000 r10:00000000 r9:856b4580 r8:8027ed34 r7:ebb6de60 r6:8561ee80 r5:855e6000 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:82918644 r9:ebb55d84 r8:00000002 r7:60000013 r6:ebb55d8c r5:85699800 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb55e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b39c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85699800 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e0151000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856dab8c r4:856da800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856dab8c r4:856b4600 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85699800 r8:856b462c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:856b4600 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856b4600 r8:8027ed34 r7:ebb71e60 r6:856b4680 r5:85699800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb55fb0 to 0xebb55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:856b38c0 INFO: task kworker/1:698:5516 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:699:5518 blocked for more than 468 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:699 state:D stack:0 pid:5518 tgid:5518 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebb75d84 r8:00000002 r7:60000113 r6:ebb75d8c r5:8569a400 r4:8569a400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8569a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb75e08 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xebb75fb0 to 0xebb75ff8) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:85093380 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:00001000 r4:eb0e9000 r10:61c88647 r9:8569b000 r8:856b472c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:701:5522 blocked for more than 468 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:701 state:D stack:0 pid:5522 tgid:5522 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebb59d84 r8:00000002 r7:60000013 r6:ebb59d8c r5:8569bc00 r4:8569bc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8569bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebb59e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856b3e80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8569bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb03d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856db78c r4:856db400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856db78c r4:856b4900 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:00000000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:855e6c00 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:61c88647 r9:855e6c00 r8:856b4a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r5:00001000 r4:dfb77000 Exception stack(0xe06a9fb0 to 0xe06a9ff8) r10:82918644 r9:ebb95d84 r8:00000002 r7:60000013 r6:ebb95d8c r5:855e3c00 r4:00000000 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:855e3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb52b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856e138c r4:856e1000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856e138c r4:856b4a80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:855e3c00 r8:856b4aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:856b4a80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856b4a80 r8:8027ed34 r7:ebb8de60 r6:8561ef80 r5:855e3c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebb95fb0 to 0xebb95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:856cb0c0 INFO: task kworker/1:703:5527 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 r5:8501a38c r4:8501a000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:704 state:D stack:0 pid:5528 tgid:5528 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82918644 r9:ebba1d84 r8:00000002 r7:60000113 r6:ebba1d8c r5:855e1800 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebba1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cb280 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:855e1800 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb1d5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856e078c r4:856e0400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856e078c r4:856b4b80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:855e1800 r8:856b4bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:856b4b80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856b4b80 r8:8027ed34 r7:ebb95e60 r6:856d3080 r5:855e1800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebba1fb0 to 0xebba1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:856cb400 INFO: task kworker/1:705:5530 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cb440 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:855dd400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb3df000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856e0b8c r4:856e0800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856e0b8c r4:856b4c00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:855dd400 r8:856b4c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:856b4c00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856b4c00 r8:8027ed34 r7:ebb95e60 r6:856d3100 r5:855dd400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebbadfb0 to 0xebbadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:856cb340 INFO: task kworker/1:706:5533 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbb5e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cb5c0 r7:ddde2d40 r6:83018200 r5:856e0f8c r4:856b4c80 Exception stack(0xebbb5fb0 to 0xebbb5ff8) Workqueue: events bpf_prog_free_deferred r5:800e0013 r4:80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r5:8501a38c r4:8501a000 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:82918644 r9:ebbbdd84 r8:00000002 r7:60000113 r6:ebbbdd8c r5:84870c00 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbbde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cb880 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84870c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5ad000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856e1b8c r4:856e1800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856e1b8c r4:856b4d00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84870c00 r8:856b4d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:856b4d00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856b4d00 r8:8027ed34 r7:ebb95e60 r6:856d3200 r5:84870c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebbbdfb0 to 0xebbbdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:856cb500 INFO: task kworker/1:708:5537 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 r4:82ac11e4 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xe06a9fb0 to 0xe06a9ff8) Not tainted 6.15.0-syzkaller #0 r5:84870000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cb7c0 r7:ddde2d40 r6:83018200 r5:856e178c r4:856b4d80 Exception stack(0xebbc9fb0 to 0xebbc9ff8) Workqueue: events bpf_prog_free_deferred r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbcde08 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:711:5543 blocked for more than 468 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:711 state:D stack:0 pid:5543 tgid:5543 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebbd5d84 r8:00000002 r7:60000113 r6:ebbd5d8c r5:84871800 r4:84871800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84871800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbd5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cb9c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84871800 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5cf000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856e1f8c r4:856e1c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856e1f8c r4:856b4e80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84871800 r8:856b4eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:856b4e80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856b4e80 r8:8027ed34 r7:ebbcde60 r6:856d3380 r5:84871800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebbd5fb0 to 0xebbd5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:856cbb80 INFO: task kworker/1:711:5543 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:712:5545 blocked for more than 468 seconds. Call trace: [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbdde08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cbbc0 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) Not tainted 6.15.0-syzkaller #0 r5:84873c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbe5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cbc80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84873c00 r7:00000000 r6:83018200 r5:00001000 r4:7f05b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb753000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856e278c r4:856e2400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856e278c r4:856b4f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84873c00 r8:856b4fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:856b4f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856b4f80 r8:8027ed34 r7:ebbcde60 r6:856d3480 r5:84873c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebbe5fb0 to 0xebbe5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:856cbb00 INFO: task kworker/1:713:5547 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r5:00001000 r4:dfb77000 r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) Not tainted 6.15.0-syzkaller #0 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856cbdc0 r7:ddde2d40 r6:83018200 r5:856e2b8c r4:84709000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) Not tainted 6.15.0-syzkaller #0 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) r5:00001000 r4:eb79b000 r4:84709080 Exception stack(0xebbf1fb0 to 0xebbf1ff8) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:856cbcc0 INFO: task kworker/1:715:5550 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:716:5552 blocked for more than 468 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:716 state:D stack:0 pid:5552 tgid:5552 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebbf9d84 r8:00000002 r7:60000013 r6:ebbf9d8c r5:84876000 r4:84876000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84876000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbf9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8528a240 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84876000 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 800a1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 task:kworker/1:717 state:D stack:0 pid:5554 tgid:5554 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xebb81fb0 to 0xebb81ff8) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8501a38c r4:8501a000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:00001000 r4:eba29000 r10:61c88647 r9:8569d400 r8:847092ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe06a9d20 to 0xe06a9d68) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:719:5558 blocked for more than 468 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:719 state:D stack:0 pid:5558 tgid:5558 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebc05d84 r8:00000002 r7:60000113 r6:ebc05d8c r5:8569e000 r4:8569e000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8569e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc05e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846e92c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8569e000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba07000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856e3f8c r4:856e3c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856e3f8c r4:84709380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8569e000 r8:847093ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84709380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84709380 r8:8027ed34 r7:ebbfde60 r6:84709400 r5:8569e000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc05fb0 to 0xebc05ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:846e9400 INFO: task kworker/1:719:5558 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:720 state:D stack:0 pid:5561 tgid:5561 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebc09d84 r8:00000002 r7:60000113 r6:ebc09d8c r5:8569ec00 r4:8569ec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8569ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc09e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846e9500 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8569ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba13000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856ec38c r4:856ec000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856ec38c r4:84709480 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8569ec00 r8:847094ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84709480 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84709480 r8:8027ed34 r7:ebbfde60 r6:84709500 r5:8569ec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc09fb0 to 0xebc09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:846e94c0 INFO: task kworker/1:720:5561 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xe06a9fb0 to 0xe06a9ff8) r4:8508f600 Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) r5:00001000 r4:ebc1f000 r10:61c88647 r9:85718000 r8:847095ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xe06a9fb0 to 0xe06a9ff8) Not tainted 6.15.0-syzkaller #0 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc11e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846e9880 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84875400 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba67000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856ecb8c r4:856ec800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856ecb8c r4:84709680 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84875400 r8:847096ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84709680 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84709680 r8:8027ed34 r7:ebb85e60 r6:856d3680 r5:84875400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc11fb0 to 0xebc11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:846e96c0 INFO: task kworker/1:722:5564 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r5:8501a38c r4:8501a000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 Not tainted 6.15.0-syzkaller #0 r5:855dec00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:724 state:D stack:0 pid:5569 tgid:5569 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebc0dd84 r8:00000002 r7:60000113 r6:ebc0dd8c r5:855de000 r4:855de000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:855de000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc0de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846e9b40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:855de000 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebaa5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856ed38c r4:856ed000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856ed38c r4:84709780 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:855de000 r8:847097ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84709780 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84709780 r8:8027ed34 r7:ebb85e60 r6:856d3780 r5:855de000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc0dfb0 to 0xebc0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:846e9980 INFO: task kworker/1:724:5569 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r5:8501a38c r4:8501a000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 Not tainted 6.15.0-syzkaller #0 r5:85751800 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:846e9d40 r7:ddde2d40 r6:83018200 r5:856edb8c r4:84709800 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc2dfb0 to 0xebc2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:846e9dc0 INFO: task kworker/1:725:5572 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) INFO: task kworker/1:726:5575 blocked for more than 468 seconds. task:kworker/1:726 state:D stack:0 pid:5575 tgid:5575 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebc45d84 r8:00000002 r7:60000013 r6:ebc45d8c r5:85753000 r4:85753000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85753000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc45e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475ba80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85753000 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebccb000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856f078c r4:856f0400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856f078c r4:84709880 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85753000 r8:847098ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84709880 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84709880 r8:8027ed34 r7:ebc2de60 r6:856d3880 r5:85753000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc45fb0 to 0xebc45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:846e9d00 INFO: task kworker/1:726:5575 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) INFO: task kworker/1:727:5576 blocked for more than 468 seconds. [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc49e08 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:728:5577 blocked for more than 469 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:728 state:D stack:0 pid:5577 tgid:5577 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebc4dd84 r8:00000002 r7:60000113 r6:ebc4dd8c r5:85750000 r4:85750000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc4de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a3840 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85750000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc3d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856ee38c r4:856ee000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856ee38c r4:84709980 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85750000 r8:847099ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 Exception stack(0xebc4dfb0 to 0xebc4dff8) Workqueue: events bpf_prog_free_deferred 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) INFO: task kworker/1:729:5579 blocked for more than 469 seconds. [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc59e08 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r7:ddde2d40 r6:83018200 r5:856ee78c r4:84709a00 Exception stack(0xebc59fb0 to 0xebc59ff8) Workqueue: events bpf_prog_free_deferred 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:730:5581 blocked for more than 469 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:730 state:D stack:0 pid:5581 tgid:5581 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475b180 r7:ddde2d40 r6:83018200 r5:856eeb8c r4:84709a80 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8501a38c r4:8501a000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:732:5585 blocked for more than 469 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:732 state:D stack:0 pid:5585 tgid:5585 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebc89d84 r8:00000002 r7:60000013 r6:ebc89d8c r5:85753c00 r4:85753c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85753c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc89e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475b380 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85753c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc79000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856ef38c r4:856ef000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856ef38c r4:84709b80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85753c00 r8:84709bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84709b80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8475b680 INFO: task kworker/1:733:5587 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r4:e06a9dc0 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Not tainted 6.15.0-syzkaller #0 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r4:84709c80 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:735:5591 blocked for more than 469 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:735 state:D stack:0 pid:5591 tgid:5591 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebcb5d84 r8:00000002 r7:60000013 r6:ebcb5d8c r5:85758000 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb5e08 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:856eff8c r4:856efc00 r4:84709d00 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:736:5593 blocked for more than 469 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:736 state:D stack:0 pid:5593 tgid:5593 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebcc1d84 r8:00000002 r7:60000013 r6:ebcc1d8c r5:85759800 r4:85759800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85759800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcc1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475b880 r4:00000000 r5:00001000 r4:ebcb1000 r10:61c88647 r9:85759800 r8:84709dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8475b780 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 r4:00000000 r5:8501a38c r4:8501a000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:737:5595 blocked for more than 469 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:737 state:D stack:0 pid:5595 tgid:5595 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebcc9d84 r8:00000002 r7:60000113 r6:ebcc9d8c r5:8575bc00 r4:8575bc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8575bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8475bb00 r7:ddde2d40 r6:83018200 r5:856f0b8c r4:84709e00 Exception stack(0xebcc9fb0 to 0xebcc9ff8) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb845e08 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xeb845fb0 to 0xeb845ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8475b9c0 INFO: task kworker/1:738:5598 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:739:5600 blocked for more than 469 seconds. Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eb85de08 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) r5:00001000 r4:dfaa5000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r5:8501a38c r4:8501a000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:8508f600 Call trace: [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:00001000 r4:ead51000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856f138c r4:856f1000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856f138c r4:84709f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8575d400 r8:84709fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84709f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84709f80 r8:8027ed34 r7:eb845e60 r6:856d3f80 r5:8575d400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebce1fb0 to 0xebce1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8475bc40 INFO: task kworker/1:740:5601 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebce9e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844c4b80 r5:856f178c r4:856f1400 r4:8508e000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Exception stack(0xe06a9d20 to 0xe06a9d68) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xe06a9fb0 to 0xe06a9ff8) Not tainted 6.15.0-syzkaller #0 r5:8575e000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:856f2f8c r4:856f2c00 r4:8508e080 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:743:5607 blocked for more than 469 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:743 state:D stack:0 pid:5607 tgid:5607 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebcf1d84 r8:00000002 r7:60000113 r6:ebcf1d8c r5:8575c800 r4:8575c800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8575c800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcf1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dc000 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8575c800 r7:00000000 r6:83018200 r5:00001000 r4:7f031000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb227000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856f1f8c r4:856f1c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856f1f8c r4:8508e100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8575c800 r8:8508e12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8508e100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508e100 r8:8027ed34 r7:ebcede60 r6:85092100 r5:8575c800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebcf1fb0 to 0xebcf1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:744:5610 blocked for more than 469 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:744 state:D stack:0 pid:5610 tgid:5610 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebcfdd84 r8:00000002 r7:60000113 r6:ebcfdd8c r5:84af8c00 r4:84af8c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84af8c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcfde08 r4:00000000 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r7:ddde2d40 r6:83018200 r5:856f238c r4:8508e180 Exception stack(0xebcfdfb0 to 0xebcfdff8) Workqueue: events bpf_prog_free_deferred 9d60: 800e0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) INFO: task kworker/1:745:5611 blocked for more than 469 seconds. [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856f278c r4:856f2400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856f278c r4:8508e200 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84af9800 r8:8508e22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8508e200 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508e200 r8:8027ed34 r7:ebcede60 r6:85092200 r5:84af9800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd01fb0 to 0xebd01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850dc140 INFO: task kworker/1:745:5611 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8501a38c r4:8501a000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 Not tainted 6.15.0-syzkaller #0 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xebcd5fb0 to 0xebcd5ff8) Workqueue: events bpf_prog_free_deferred 9d60: 800e0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:747 state:D stack:0 pid:5616 tgid:5616 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) r5:00001000 r4:eb683000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r5:8501a38c r4:8501a000 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Not tainted 6.15.0-syzkaller #0 r4:8571c800 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc1de08 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe06a9d20 to 0xe06a9d68) r4:e06a9dc0 r4:00000000 r5:00001000 r4:dfb77000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:749 state:D stack:0 pid:5620 tgid:5620 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:856f438c r4:856f4000 r10:00000000 r9:8508e580 r8:8027ed34 r7:ebc1de60 r6:8508e600 r5:8571d400 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:750:5622 blocked for more than 469 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:750 state:D stack:0 pid:5622 tgid:5622 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebd15d84 r8:00000002 r7:60000113 r6:ebd15d8c r5:8571e000 r4:8571e000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8571e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd15e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dc980 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8571e000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6bd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856f3b8c r4:856f3800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856f3b8c r4:8508e680 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8571e000 r8:8508e6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8508e680 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508e680 r8:8027ed34 r7:ebd0de60 r6:8508e700 r5:8571e000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd15fb0 to 0xebd15ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850dca80 INFO: task kworker/1:750:5622 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:751:5625 blocked for more than 469 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:751 state:D stack:0 pid:5625 tgid:5625 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebd19d84 r8:00000002 r7:60000113 r6:ebd19d8c r5:8571ec00 r4:8571ec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8571ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd19e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850dcbc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8571ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f063000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6df000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:856f3f8c r4:856f3c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856f3f8c r4:8508e780 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8571ec00 r8:8508e7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8508e780 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508e780 r8:8027ed34 r7:ebd0de60 r6:8508e800 r5:8571ec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd19fb0 to 0xebd19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850dcb80 INFO: task kworker/1:751:5625 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r4:82ac11e4 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8501a38c r4:8501a000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 Not tainted 6.15.0-syzkaller #0 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd1de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6ae40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8571b000 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7fd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856f478c r4:856f4400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856f478c r4:8508e880 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8571b000 r8:8508e8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8508e880 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508e880 r8:8027ed34 r7:ebd0de60 r6:8508e900 r5:8571b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd1dfb0 to 0xebd1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8501a38c r4:8501a000 r4:85093380 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd21e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844c4c40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85718c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb81b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856f4f8c r4:856f4c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856f4f8c r4:8508e980 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85718c00 r8:8508e9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8508e980 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508e980 r8:8027ed34 r7:ebd1de60 r6:8508ea00 r5:85718c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd21fb0 to 0xebd21ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84a6a3c0 INFO: task kworker/1:753:5628 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 r5:8501a38c r4:8501a000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 INFO: task kworker/1:754:5630 blocked for more than 469 seconds. [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:856f4b8c r4:856f4800 r4:8508ea80 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:755 state:D stack:0 pid:5632 tgid:5632 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebd29d84 r8:00000002 r7:60000013 r6:ebd29d8c r5:85720000 r4:85720000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85720000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd29e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a1040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85720000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb82f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856f538c r4:856f5000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856f538c r4:8508eb80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85720000 r8:8508ebac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8508eb80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508eb80 r8:8027ed34 r7:ebd21e60 r6:8508ec00 r5:85720000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd29fb0 to 0xebd29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:844c4c80 INFO: task kworker/1:755:5632 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 9d60: 800e0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r5:8501a38c r4:8501a000 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a1140 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe06a9d20 to 0xe06a9d68) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8501a38c r4:8501a000 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82918644 r9:ebd31d84 r8:00000002 r7:60000013 r6:ebd31d8c r5:85722400 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r9:83018205 r8:85722400 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 r5:00001000 r4:eb85f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856f5b8c r4:856f5800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856f5b8c r4:8508ed80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85722400 r8:8508edac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8508ed80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8508ed80 r8:8027ed34 r7:ebd11e60 r6:8508ee00 r5:85722400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd31fb0 to 0xebd31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847a1100 INFO: task kworker/1:757:5636 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:758:5638 blocked for more than 469 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:758 state:D stack:0 pid:5638 tgid:5638 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebd35d84 r8:00000002 r7:60000113 r6:ebd35d8c r5:85723c00 r4:85723c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85723c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd35e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a15c0 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Exception stack(0xe06a9d20 to 0xe06a9d68) r4:e06a9dc0 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) Not tainted 6.15.0-syzkaller #0 r5:84af8000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a1b40 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebd3dd84 r8:00000002 r7:60000013 r6:ebd3dd8c r5:84afa400 r4:84afa400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84afa400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd3de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a1780 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84afa400 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb881000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856f638c r4:856f6000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856f638c r4:847a4000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84afa400 r8:847a402c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:847a4000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847a4000 r8:8027ed34 r7:ebd39e60 r6:85092300 r5:84afa400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd3dfb0 to 0xebd3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847a11c0 INFO: task kworker/1:760:5641 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:761:5644 blocked for more than 469 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:761 state:D stack:0 pid:5644 tgid:5644 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebd2dd84 r8:00000002 r7:60000113 r6:ebd2dd8c r5:84afbc00 r4:84afbc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84afbc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd2de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a1900 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84afbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8f5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856f678c r4:856f6400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856f678c r4:847a4080 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84afbc00 r8:847a40ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:847a4080 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847a4080 r8:8027ed34 r7:ebd39e60 r6:85092380 r5:84afbc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:762:5646 blocked for more than 469 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:762 state:D stack:0 pid:5646 tgid:5646 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebd45d84 r8:00000002 r7:60000113 r6:ebd45d8c r5:85720c00 r4:85720c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85720c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd45e08 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:00001000 r4:eb91f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856f6f8c r4:856f6c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856f6f8c r4:847a4100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85720c00 r8:847a412c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:847a4100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847a4100 r8:8027ed34 r7:ebd39e60 r6:847a4180 r5:85720c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd45fb0 to 0xebd45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847a18c0 INFO: task kworker/1:762:5646 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d60: 800e0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r5:8501a38c r4:8501a000 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd41e08 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847a1d40 INFO: task kworker/1:763:5648 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 INFO: task kworker/1:764:5651 blocked for more than 469 seconds. r10:82918644 r9:ebd49d84 r8:00000002 r7:60000113 r6:ebd49d8c r5:85725400 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd49e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a1e40 r7:ddde2d40 r6:83018200 r5:856f778c r4:847a4300 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847a1cc0 INFO: task kworker/1:764:5651 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:765 state:D stack:0 pid:5652 tgid:5652 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd55e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474c280 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84afe000 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb987000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856fc38c r4:856fc000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856fc38c r4:847a4400 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84afe000 r8:847a442c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:847a4400 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847a4400 r8:8027ed34 r7:ebd49e60 r6:85092400 r5:84afe000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd55fb0 to 0xebd55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847a1cc0 INFO: task kworker/1:765:5652 is blocked on a mutex likely owned by task kworker/1:134:3830. r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r5:00001000 r4:dfb77000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd61e08 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84afd400 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb95b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856f7b8c r4:856f7800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856f7b8c r4:847a4480 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84afd400 r8:847a44ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:847a4480 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847a4480 r8:8027ed34 r7:ebd55e60 r6:85092480 r5:84afd400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd61fb0 to 0xebd61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8474c000 INFO: task kworker/1:766:5655 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 Exception stack(0xe06a9d20 to 0xe06a9d68) r4:e06a9dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r5:8501a38c r4:8501a000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 INFO: task kworker/1:767:5656 blocked for more than 469 seconds. r5:84afec00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:856f7f8c r4:856f7c00 r10:00000000 r9:847a4500 r8:8027ed34 r7:ebd55e60 r6:85092500 r5:84afec00 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8474c000 INFO: task kworker/1:767:5656 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:768:5659 blocked for more than 469 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:768 state:D stack:0 pid:5659 tgid:5659 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebd71d84 r8:00000002 r7:60000013 r6:ebd71d8c r5:84afc800 r4:84afc800 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:769 state:D stack:0 pid:5661 tgid:5661 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) r4:8508f600 Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd51e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474c4c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85726000 r7:00000000 r6:83018200 r5:00001000 r4:7f011000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:e062d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856fcb8c r4:856fc800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856fcb8c r4:847a4680 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85726000 r8:847a46ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:847a4680 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847a4680 r8:8027ed34 r7:ebbb9e60 r6:847a4700 r5:85726000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd51fb0 to 0xebd51ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8474c380 INFO: task kworker/1:770:5662 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:771:5665 blocked for more than 469 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:771 state:D stack:0 pid:5665 tgid:5665 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebbc1d84 r8:00000002 r7:60000113 r6:ebbc1d8c r5:85726c00 r4:85726c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85726c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebbc1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474c700 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85726c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ea9e1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856fcf8c r4:856fcc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856fcf8c r4:847a4780 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85726c00 r8:847a47ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:847a4780 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847a4780 r8:8027ed34 r7:ebbb9e60 r6:847a4800 r5:85726c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebbc1fb0 to 0xebbc1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8474c500 INFO: task kworker/1:771:5665 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:772:5669 blocked for more than 469 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:772 state:D stack:0 pid:5669 tgid:5669 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebd4dd84 r8:00000002 r7:60000013 r6:ebd4dd8c r5:85728000 r4:85728000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85728000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd4de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474c900 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85728000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb099000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856fd78c r4:856fd400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:847a4880 r8:8027ed34 r7:ebbb9e60 r6:847a4900 r5:85728000 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 r4:00000000 r5:8501a38c r4:8501a000 r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc51e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474ca40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85728c00 r7:00000000 r6:83018200 r5:00001000 r4:7f045000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb15b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856fdb8c r4:856fd800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856fdb8c r4:847a4980 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85728c00 r8:847a49ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:847a4980 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847a4980 r8:8027ed34 r7:ebd4de60 r6:847a4a00 r5:85728c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc51fb0 to 0xebc51ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8474c800 INFO: task kworker/1:773:5670 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-syzkaller #0 r5:85729800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) 5fa0: 00000000 00000000 00000000 00000000 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) r4:8508f600 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:775 state:D stack:0 pid:5672 tgid:5672 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebc85d84 r8:00000002 r7:60000013 r6:ebc85d8c r5:8572b000 r4:8572b000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8572b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebc85e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844c4d40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8572b000 r7:00000000 r6:83018200 r5:00001000 r4:7f04b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb441000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856fdf8c r4:856fdc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856fdf8c r4:847a4b80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8572b000 r8:847a4bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:847a4b80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847a4b80 r8:8027ed34 r7:ebc65e60 r6:847a4c00 r5:8572b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebc85fb0 to 0xebc85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8474ca80 INFO: task kworker/1:775:5672 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) INFO: task kworker/0:496:5676 blocked for more than 469 seconds. [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:851c8f8c r4:851c8c00 r10:00000000 r9:85092680 r8:8027ed34 r7:eba81e60 r6:847a4c80 r5:8572a400 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 9d60: 800e0013 ffffffff r4:e06a9dc0 r5:00001000 r4:dfb77000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:82918644 r9:ebc31d84 r8:00000002 r7:60000013 r6:ebc31d8c r5:8572c800 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d7040 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r5:800e0013 r4:80239bd0 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:777:5679 blocked for more than 469 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:777 state:D stack:0 pid:5679 tgid:5679 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebcb9d84 r8:00000002 r7:60000013 r6:ebcb9d8c r5:84ae0000 r4:84ae0000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84ae0000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebcb9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8474cec0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84ae0000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5c5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856fe78c r4:856fe400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856fe78c r4:847a4e00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84ae0000 r8:847a4e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:847a4e00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847a4e00 r8:8027ed34 r7:ebc31e60 r6:85092700 r5:84ae0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebcb9fb0 to 0xebcb9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8474cb40 INFO: task kworker/1:777:5679 is blocked on a mutex likely owned by task kworker/1:134:3830. r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:497:5682 blocked for more than 469 seconds. [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r9:83018005 r8:84ae2400 r7:00000000 r6:83018000 r5:00001000 r4:7f05d000 r10:61c88647 r9:84ae2400 r8:850927ac r7:82804d40 r6:dddced40 r5:dddced60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Exception stack(0xe06a9d20 to 0xe06a9d68) r4:e06a9dc0 r4:00000000 r5:8501a38c r4:8501a000 r4:85093380 9fa0: 00000000 00000000 00000000 00000000 task:kworker/1:778 state:D stack:0 pid:5684 tgid:5684 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd79e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d73c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84ae3000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7b7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856ff38c r4:856ff000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856ff38c r4:847a4e80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84ae3000 r8:847a4eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:847a4e80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847a4e80 r8:8027ed34 r7:ebc31e60 r6:85092880 r5:84ae3000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd79fb0 to 0xebd79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:856d7000 INFO: task kworker/1:778:5684 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:779:5686 blocked for more than 469 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:779 state:D stack:0 pid:5686 tgid:5686 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebd81d84 r8:00000002 r7:60000013 r6:ebd81d8c r5:84ae3c00 r4:84ae3c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84ae3c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd81e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d7200 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84ae3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f055000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7a1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:856fef8c r4:856fec00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856fef8c r4:847a4f00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84ae3c00 r8:847a4f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:847a4f00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847a4f00 r8:8027ed34 r7:ebd79e60 r6:85092900 r5:84ae3c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd81fb0 to 0xebd81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r5:8501a38c r4:8501a000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Workqueue: events bpf_prog_free_deferred [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:856ff78c r4:856ff400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:856ff78c r4:847a4f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84ae4800 r8:847a4fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:847a4f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:847a4f80 r8:8027ed34 r7:ebd79e60 r6:85092980 r5:84ae4800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd85fb0 to 0xebd85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:856d7480 INFO: task kworker/1:780:5688 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 Exception stack(0xe06a9fb0 to 0xe06a9ff8) Not tainted 6.15.0-syzkaller #0 r5:84ae5400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Exception stack(0xe06a9d20 to 0xe06a9d68) r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:84ae6c00 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xebd99fb0 to 0xebd99ff8) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 r4:00000000 r5:00001000 r4:dfb77000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d7840 r9:83018205 r8:84ae1800 r7:00000000 r6:83018200 r5:00001000 r4:7f077000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba09000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8570838c r4:85708000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8570838c r4:855ab100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84ae1800 r8:855ab12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:855ab100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855ab100 r8:8027ed34 r7:ebd99e60 r6:85092b00 r5:84ae1800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd9dfb0 to 0xebd9dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:856d7600 INFO: task kworker/1:783:5694 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-syzkaller #0 r4:84ae0c00 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d7b80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe06a9d20 to 0xe06a9d68) r4:e06a9dc0 r4:00000000 r5:8501a38c r4:8501a000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 INFO: task kworker/1:785:5698 blocked for more than 469 seconds. [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r5:00001000 r4:eba1d000 r10:61c88647 r9:8572d400 r8:855ab22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:786:5701 blocked for more than 469 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:786 state:D stack:0 pid:5701 tgid:5701 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebdadd84 r8:00000002 r7:60000113 r6:ebdadd8c r5:8572ec00 r4:8572ec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8572ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdade08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d7c40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8572ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba87000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85708f8c r4:85708c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85708f8c r4:855ab300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8572ec00 r8:855ab32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:855ab300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855ab300 r8:8027ed34 r7:ebda5e60 r6:855ab380 r5:8572ec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebdadfb0 to 0xebdadff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:856d79c0 INFO: task kworker/1:786:5701 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:787:5703 blocked for more than 469 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:787 state:D stack:0 pid:5703 tgid:5703 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebdb9d84 r8:00000002 r7:60000113 r6:ebdb9d8c r5:85779800 r4:85779800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85779800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdb9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855aae80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85779800 r7:00000000 r6:83018200 r5:00001000 r4:7f081000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebaad000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8570978c r4:85709400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8570978c r4:855ab400 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:00000000 r9:855ab400 r8:8027ed34 r7:ebdade60 r6:85092c00 r5:85779800 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 r4:00000000 r5:8501a38c r4:8501a000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:8508f600 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdb1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856d7d80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8572e000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba9d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8570938c r4:85709000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8570938c r4:855ab480 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8572e000 r8:855ab4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:855ab480 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855ab480 r8:8027ed34 r7:ebdb9e60 r6:855ab500 r5:8572e000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebdb1fb0 to 0xebdb1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:85778000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561a900 r5:851c978c r4:851c9400 r4:85092c80 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebdc1fb0 to 0xebdc1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8561a080 INFO: task kworker/0:498:5706 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80797000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:789:5708 blocked for more than 469 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:789 state:D stack:0 pid:5708 tgid:5708 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 r4:00000000 r5:8501a38c r4:8501a000 r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) INFO: task kworker/1:790:5709 blocked for more than 469 seconds. [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xebde1fb0 to 0xebde1ff8) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 r4:00000000 r5:00001000 r4:dfb77000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8508f600 task:kworker/1:791 state:D stack:0 pid:5712 tgid:5712 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebdedd84 r8:00000002 r7:60000113 r6:ebdedd8c r5:8577a400 r4:8577a400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8577a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdede08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561f400 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8577a400 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb7d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8570a78c r4:8570a400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8570a78c r4:855ab680 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8577a400 r8:855ab6ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:855ab680 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855ab680 r8:8027ed34 r7:ebdcde60 r6:85092e80 r5:8577a400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebdedfb0 to 0xebdedff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8561f280 INFO: task kworker/1:791:5712 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 r5:00001000 r4:dfb77000 r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:8577d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 r5:8570a38c r4:8570a000 r4:855ab700 1fa0: 00000000 00000000 00000000 00000000 Call trace: 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r4:e06a9dc0 r5:00001000 r4:dfb77000 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebdfdd84 r8:00000002 r7:60000113 r6:ebdfdd8c r5:8577bc00 r4:8577bc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8577bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebdfde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561f500 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8577bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb8f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8570ab8c r4:8570a800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8570ab8c r4:855ab780 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8577bc00 r8:855ab7ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:855ab780 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855ab780 r8:8027ed34 r7:ebdede60 r6:85092f80 r5:8577bc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebdfdfb0 to 0xebdfdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8561f380 INFO: task kworker/1:793:5716 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:85093380 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8570af8c r4:8570ac00 r10:00000000 r9:855ab800 r8:8027ed34 r7:ebdfde60 r6:85617000 r5:8577e000 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:84afb000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84afb000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe11e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561f700 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84afb000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a1000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbaf000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8570b38c r4:8570b000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8570b38c r4:855ab880 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84afb000 r8:855ab8ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:855ab880 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855ab880 r8:8027ed34 r7:ebe09e60 r6:85617080 r5:84afb000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebe11fb0 to 0xebe11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8561f480 INFO: task kworker/1:795:5720 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r5:00001000 r4:dfb77000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8508f600 task:kworker/1:796 state:D stack:0 pid:5722 tgid:5722 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561fb00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe06a9d20 to 0xe06a9d68) r4:e06a9dc0 r4:00000000 r5:8501a38c r4:8501a000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 INFO: task kworker/1:797:5724 blocked for more than 469 seconds. r5:84838c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe21e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561f840 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84838c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbc5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8570b78c r4:8570b400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8570b78c r4:855ab980 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84838c00 r8:855ab9ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:855ab980 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855ab980 r8:8027ed34 r7:ebe19e60 r6:85617180 r5:84838c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebe21fb0 to 0xebe21ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8561f740 INFO: task kworker/1:797:5724 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:82918644 r9:ebe25d84 r8:00000002 r7:60000013 r6:ebe25d8c r5:84839800 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8570bb8c r4:8570b800 r4:855aba00 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe2de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561fd40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8483b000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ab000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc01000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8570c38c r4:8570c000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8570c38c r4:855aba80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8483b000 r8:855abaac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:855aba80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855aba80 r8:8027ed34 r7:ebe19e60 r6:85617280 r5:8483b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebe2dfb0 to 0xebe2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8561f980 INFO: task kworker/1:799:5727 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) Not tainted 6.15.0-syzkaller #0 r5:84838000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8570db8c r4:8570d800 r10:00000000 r9:85617300 r8:8027ed34 r7:eba81e60 r6:85617380 r5:84838000 r4:8561a800 Call trace: 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r4:e06a9dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855aa640 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8572bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0af000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc35000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8570cb8c r4:8570c800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8570cb8c r4:855abb00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8572bc00 r8:855abb2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:855abb00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855abb00 r8:8027ed34 r7:ebe2de60 r6:855abb80 r5:8572bc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebe29fb0 to 0xebe29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8561fd00 INFO: task kworker/1:800:5732 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:801:5734 blocked for more than 469 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:801 state:D stack:0 pid:5734 tgid:5734 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebd7dd84 r8:00000002 r7:60000113 r6:ebd7dd8c r5:85730000 r4:85730000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85730000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebd7de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8561fe40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85730000 r7:00000000 r6:83018200 r5:00001000 r4:7f0ad000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc27000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8570c78c r4:8570c400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8570c78c r4:855abc00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85730000 r8:855abc2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:855abc00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xebd7dfb0 to 0xebd7dff8) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:802:5737 blocked for more than 469 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:802 state:D stack:0 pid:5737 tgid:5737 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:85730c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85601000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:803:5738 blocked for more than 469 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:803 state:D stack:0 pid:5738 tgid:5738 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebe39d84 r8:00000002 r7:60000013 r6:ebe39d8c r5:85731800 r4:85731800 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe39e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:855abe00 r8:8027ed34 r7:ebe31e60 r6:855abe80 r5:85731800 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) 9fa0: 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:804:5740 blocked for more than 469 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:804 state:D stack:0 pid:5740 tgid:5740 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebe3dd84 r8:00000002 r7:60000113 r6:ebe3dd8c r5:85732400 r4:85732400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85732400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe3de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85601380 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85732400 r7:00000000 r6:83018200 r5:00001000 r4:7f0b5000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc6f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8570d78c r4:8570d400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8570d78c r4:855abf00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85732400 r8:855abf2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:855abf00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:855abf00 r8:8027ed34 r7:ebe39e60 r6:855abf80 r5:85732400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebe3dfb0 to 0xebe3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85601240 INFO: task kworker/1:804:5740 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) Exception stack(0xe06a9d20 to 0xe06a9d68) r4:e06a9dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:8483bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r7:ddde2d40 r6:83018200 r5:8570df8c r4:85605000 Exception stack(0xebe49fb0 to 0xebe49ff8) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f63c0 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:8483e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) INFO: task kworker/1:807:5748 blocked for more than 469 seconds. [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85601900 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8483ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0bd000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebca7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8570e78c r4:8570e400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8570e78c r4:85605180 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8483ec00 r8:856051ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85605180 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85605180 r8:8027ed34 r7:ebe59e60 r6:85617600 r5:8483ec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebe5dfb0 to 0xebe5dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85601680 INFO: task kworker/1:807:5748 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:808:5750 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:808 state:D stack:0 pid:5750 tgid:5750 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebe61d84 r8:00000002 r7:60000013 r6:ebe61d8c r5:8483d400 r4:8483d400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8483d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe61e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85601940 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8483d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bf000 r5:8570eb8c r4:8570e800 1fa0: 00000000 00000000 00000000 00000000 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r4:00000000 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) Not tainted 6.15.0-syzkaller #0 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:8483a400 r8:856052ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 Exception stack(0xebe41fb0 to 0xebe41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85601980 INFO: task kworker/1:809:5752 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:501:5755 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r10:82918644 r9:ebe35d84 r8:00000002 r7:60000113 r6:ebe35d8c r5:85723000 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r9:83018005 r8:85723000 r7:00000000 r6:83018000 r5:00001000 r4:7f0c3000 r10:61c88647 r9:85723000 r8:856177ac r7:82804d40 r6:dddced40 r5:dddced60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Exception stack(0xe06a9d20 to 0xe06a9d68) r4:e06a9dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 r5:8570f38c r4:8570f000 r4:85605300 5fa0: 00000000 00000000 00000000 00000000 r4:00000000 r4:82ac11e4 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:811:5759 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:811 state:D stack:0 pid:5759 tgid:5759 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebe69d84 r8:00000002 r7:60000113 r6:ebe69d8c r5:84a20000 r4:84a20000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84a20000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe69e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85601f40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84a20000 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 r5:8570f78c r4:8570f400 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/1:812:5761 blocked for more than 470 seconds. r5:84a21800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Exception stack(0xe06a9d20 to 0xe06a9d68) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r5:8501a38c r4:8501a000 r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:84a20c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f6dc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84a20c00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb93b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85712f8c r4:85712c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85712f8c r4:85605480 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a20c00 r8:856054ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85605480 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85605480 r8:8027ed34 r7:ebe71e60 r6:85617a00 r5:84a20c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebe79fb0 to 0xebe79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:855ff080 INFO: task kworker/1:813:5763 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:814:5764 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:814 state:D stack:0 pid:5764 tgid:5764 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec685d84 r8:00000002 r7:60000113 r6:ec685d8c r5:84a23000 r5:84a23000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec685e08 r9:83018205 r8:84a23000 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 r4:85605500 5fa0: 00000000 00000000 00000000 00000000 Call trace: 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Workqueue: events bpf_prog_free_deferred r5:84a22400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8571038c r4:85710000 r4:85605580 dfa0: 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 9fa0: 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:816 state:D stack:0 pid:5768 tgid:5768 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec695d84 r8:00000002 r7:60000013 r6:ec695d8c r5:84a25400 r4:84a25400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84a25400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec695e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ff340 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84a25400 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb641000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8571078c r4:85710400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8571078c r4:85605600 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a25400 r8:8560562c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85605600 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85605600 r8:8027ed34 r7:ebe79e60 r6:85617b80 r5:84a25400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec695fb0 to 0xec695ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:855ff180 INFO: task kworker/1:816:5768 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84a24800 r5:84a24800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:85710b8c r4:85710800 r10:61c88647 r9:84a24800 r8:856056ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85605680 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85605680 r8:8027ed34 r7:ebe79e60 r6:85617c00 r5:84a24800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec69dfb0 to 0xec69dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:855ff280 INFO: task kworker/1:817:5770 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings task:kworker/1:818 state:D stack:0 pid:5772 tgid:5772 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84a23c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) INFO: task kworker/1:819:5774 blocked for more than 470 seconds. r5:84a26000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6ade08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ff680 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84a26000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7c5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8571138c r4:85711000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8571138c r4:85605780 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a26000 r8:856057ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85605780 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85605780 r8:8027ed34 r7:ebe79e60 r6:85617d00 r5:84a26000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec6adfb0 to 0xec6adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:855ff580 INFO: task kworker/1:819:5774 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:e06a9dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:85093380 9fa0: 00000000 00000000 00000000 00000000 task:kworker/1:820 state:D stack:0 pid:5776 tgid:5776 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85738000 r4:82918640 r4:00000000 r9:83018205 r8:85738000 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 r10:61c88647 r9:85738000 r8:8560582c r7:82804d40 r6:ddde2d40 r5:ddde2d60 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 r4:00000000 r5:8501a38c r4:8501a000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:85739800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:85711b8c r4:85711800 r10:00000000 r9:85605880 r8:8027ed34 r7:ebe79e60 r6:85617e00 r5:85739800 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:822:5780 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:822 state:D stack:0 pid:5780 tgid:5780 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec6cdd84 r8:00000002 r7:60000113 r6:ec6cdd8c r5:8573b000 r4:8573b000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8573b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6cde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ffa80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8573b000 r7:00000000 r6:83018200 r5:00001000 r4:7f061000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb831000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85711f8c r4:85711c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85711f8c r4:85605900 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8573b000 r8:8560592c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85605900 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85605900 r8:8027ed34 r7:ebe79e60 r6:85617e80 r5:8573b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec6cdfb0 to 0xec6cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:855ffbc0 INFO: task kworker/1:822:5780 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:823:5782 blocked for more than 470 seconds. task:kworker/1:823 state:D stack:0 pid:5782 tgid:5782 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8573a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8571278c r4:85712400 r10:00000000 r9:85605980 r8:8027ed34 r7:ebe79e60 r6:85617f00 r5:8573a400 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 r4:00000000 r5:8501a38c r4:8501a000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:85738c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:851ca38c r4:851ca000 r10:00000000 r9:85617f80 r8:8027ed34 r7:eba81e60 r6:85625000 r5:85738c00 INFO: task kworker/0:502:5784 is blocked on a mutex likely owned by task kworker/1:134:3830. Exception stack(0xe06a9d20 to 0xe06a9d68) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:824:5785 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:824 state:D stack:0 pid:5785 tgid:5785 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec6ddd84 r8:00000002 r7:60000013 r6:ec6ddd8c r5:8573c800 r4:8573c800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8573c800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6dde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855fffc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8573c800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb8f7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85712b8c r4:85712800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85712b8c r4:85605a00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8573c800 r8:85605a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85605a00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85605a00 r8:8027ed34 r7:ebe79e60 r6:85625080 r5:8573c800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec6ddfb0 to 0xec6ddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:855ffe00 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:85093380 9fa0: 00000000 00000000 00000000 00000000 task:kworker/0:503 state:D stack:0 pid:5788 tgid:5788 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8573d400 r4:82918640 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85717740 r10:61c88647 r9:8573d400 r8:8562512c r7:82804d40 r6:dddced40 r5:dddced60 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred 9d60: 800e0013 ffffffff r4:e06a9dc0 r4:00000000 r5:8501a38c r4:8501a000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:8573e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8573e000 r7:00000000 r6:83018000 r5:00001000 r4:7f08f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebce5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:851cab8c r4:851ca800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:851cab8c r4:85625200 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8573e000 r8:8562522c r7:82804d40 r6:dddced40 r5:dddced60 r4:85625200 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85625200 r8:8027ed34 r7:eba81e60 r6:85625280 r5:8573e000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebd59fb0 to 0xebd59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85717680 INFO: task kworker/0:504:5791 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:825:5793 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:825 state:D stack:0 pid:5793 tgid:5793 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r4:8573ec00 r5:8573ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85601b80 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xec6e5fb0 to 0xec6e5ff8) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xe06a9fb0 to 0xe06a9ff8) INFO: task kworker/1:826:5795 blocked for more than 470 seconds. r4:8573bc00 r5:8573bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558b000 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8573bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb975000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8571378c r4:85713400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8571378c r4:85605b00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8573bc00 r8:85605b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85605b00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85605b00 r8:8027ed34 r7:ec6e5e60 r6:85625380 r5:8573bc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec6e9fb0 to 0xec6e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:855ffd00 INFO: task kworker/1:826:5795 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:84a26c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6f1e08 r4:00000000 r5:85713b8c r4:85713800 r10:61c88647 r9:84a26c00 r8:85605bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85740c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:857bc78c r4:857bc400 r10:00000000 r9:85605c00 r8:8027ed34 r7:ec6f1e60 r6:85625480 r5:85740c00 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:85093380 9fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:829:5802 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:829 state:D stack:0 pid:5802 tgid:5802 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec6e1d84 r8:00000002 r7:60000113 r6:ec6e1d8c r5:85741800 r4:85741800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85741800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6e1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558b2c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85741800 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebcdb000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85713f8c r4:85713c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:85713f8c r4:85605c80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85741800 r8:85605cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85605c80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85605c80 r8:8027ed34 r7:ec6f9e60 r6:85625500 r5:85741800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec6e1fb0 to 0xec6e1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8558b380 INFO: task kworker/1:829:5802 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:830:5803 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:830 state:D stack:0 pid:5803 tgid:5803 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec6fdd84 r8:00000002 r7:60000113 r6:ec6fdd8c r5:85742400 r4:85742400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85742400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6fde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558b580 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85742400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebd07000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857bc38c r4:857bc000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857bc38c r4:85605d00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85742400 r8:85605d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85605d00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85605d00 r8:8027ed34 r7:ec6f9e60 r6:85625580 r5:85742400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec6fdfb0 to 0xec6fdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8558b380 INFO: task kworker/1:830:5803 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:505:5805 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:505 state:D stack:0 pid:5805 tgid:5805 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec701d84 r8:00000002 r7:60000113 r6:ec701d8c r5:85743000 r4:85743000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85743000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec701e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85626980 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85743000 r7:00000000 r6:83018000 r5:00001000 r4:7f0d5000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7bf000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:851caf8c r4:851cac00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:851caf8c r4:85625600 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85743000 r8:8562562c r7:82804d40 r6:dddced40 r5:dddced60 r4:85625600 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85625600 r8:8027ed34 r7:eba81e60 r6:85625680 r5:85743000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec701fb0 to 0xec701ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85717e40 INFO: task kworker/0:505:5805 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:831:5807 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:831 state:D stack:0 pid:5807 tgid:5807 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec705d84 r8:00000002 r7:60000013 r6:ec705d8c r5:85743c00 r4:85743c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85743c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec705e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558b740 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85743c00 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebdd1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857bcb8c r4:857bc800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857bcb8c r4:85605d80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85743c00 r8:85605dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85605d80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85605d80 r8:8027ed34 r7:ec6f9e60 r6:85625700 r5:85743c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec705fb0 to 0xec705ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8558b600 INFO: task kworker/1:831:5807 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:832:5809 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:832 state:D stack:0 pid:5809 tgid:5809 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec70dd84 r8:00000002 r7:60000013 r6:ec70dd8c r5:85745400 r4:85745400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85745400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec70de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558b840 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85745400 r7:00000000 r6:83018200 r5:00001000 r4:7f097000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebe4b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857bcf8c r4:857bcc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857bcf8c r4:85605e00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85745400 r8:85605e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85605e00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85605e00 r8:8027ed34 r7:ec705e60 r6:85625780 r5:85745400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec70dfb0 to 0xec70dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8558b6c0 INFO: task kworker/1:832:5809 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:833:5811 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:833 state:D stack:0 pid:5811 tgid:5811 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec715d84 r8:00000002 r7:60000013 r6:ec715d8c r5:85744800 r4:85744800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85744800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec715e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855ffd00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85744800 r7:00000000 r6:83018200 r5:00001000 r4:7f0cb000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec75d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857beb8c r4:857be800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857beb8c r4:85605e80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85744800 r8:85605eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85605e80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85605e80 r8:8027ed34 r7:ec70de60 r6:85625800 r5:85744800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec715fb0 to 0xec715ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8558b7c0 INFO: task kworker/1:833:5811 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:834:5813 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:834 state:D stack:0 pid:5813 tgid:5813 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec71dd84 r8:00000002 r7:60000113 r6:ec71dd8c r5:85740000 r4:85740000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85740000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec71de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558b9c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85740000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebe7b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857bd38c r4:857bd000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857bd38c r4:85605f00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85740000 r8:85605f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85605f00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85605f00 r8:8027ed34 r7:ec715e60 r6:85625880 r5:85740000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec71dfb0 to 0xec71dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8558b7c0 INFO: task kworker/1:834:5813 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:835:5814 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:835 state:D stack:0 pid:5814 tgid:5814 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec729d84 r8:00000002 r7:60000013 r6:ec729d8c r5:85746000 r4:85746000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85746000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec729e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558bac0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85746000 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec71f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857bd78c r4:857bd400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857bd78c r4:85605f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85746000 r8:85605fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85605f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85605f80 r8:8027ed34 r7:ec715e60 r6:85625900 r5:85746000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec729fb0 to 0xec729ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8558bc00 INFO: task kworker/1:835:5814 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:836:5816 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:836 state:D stack:0 pid:5816 tgid:5816 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec735d84 r8:00000002 r7:60000013 r6:ec735d8c r5:847f0000 r4:847f0000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:847f0000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec735e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558bc40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:847f0000 r7:00000000 r6:83018200 r5:00001000 r4:7f09d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec725000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857bdb8c r4:857bd800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857bdb8c r4:85605080 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:847f0000 r8:856050ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85605080 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85605080 r8:8027ed34 r7:ec715e60 r6:85625980 r5:847f0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec735fb0 to 0xec735ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8558b900 INFO: task kworker/1:836:5816 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:837:5818 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:837 state:D stack:0 pid:5818 tgid:5818 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec745d84 r8:00000002 r7:60000013 r6:ec745d8c r5:847f1800 r4:847f1800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:847f1800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec745e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558bd00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:847f1800 r7:00000000 r6:83018200 r5:00001000 r4:7f09f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec73b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857bdf8c r4:857bdc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857bdf8c r4:8578a000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:847f1800 r8:8578a02c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8578a000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8578a000 r8:8027ed34 r7:ec715e60 r6:85625a00 r5:847f1800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec745fb0 to 0xec745ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8558bb80 INFO: task kworker/1:837:5818 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:838:5820 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:838 state:D stack:0 pid:5820 tgid:5820 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec751d84 r8:00000002 r7:60000013 r6:ec751d8c r5:847f0c00 r4:847f0c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:847f0c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec751e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558be40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:847f0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec741000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857be38c r4:857be000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857be38c r4:8578a080 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:847f0c00 r8:8578a0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8578a080 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8578a080 r8:8027ed34 r7:ec715e60 r6:85625a80 r5:847f0c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec751fb0 to 0xec751ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8558bd40 INFO: task kworker/1:838:5820 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:839:5823 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:839 state:D stack:0 pid:5823 tgid:5823 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec769d84 r8:00000002 r7:60000113 r6:ec769d8c r5:847f2400 r4:847f2400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:847f2400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec769e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85717a40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:847f2400 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec757000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857be78c r4:857be400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857be78c r4:8578a100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:847f2400 r8:8578a12c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8578a100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8578a100 r8:8027ed34 r7:ec715e60 r6:85625b00 r5:847f2400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec769fb0 to 0xec769ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8558b3c0 INFO: task kworker/1:839:5823 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:840:5825 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:840 state:D stack:0 pid:5825 tgid:5825 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec771d84 r8:00000002 r7:60000113 r6:ec771d8c r5:847f3000 r4:847f3000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:847f3000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec771e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85790000 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:847f3000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec773000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857bef8c r4:857bec00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857bef8c r4:8578a180 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:847f3000 r8:8578a1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8578a180 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8578a180 r8:8027ed34 r7:ec715e60 r6:85625b80 r5:847f3000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec771fb0 to 0xec771ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8558bfc0 INFO: task kworker/1:840:5825 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:841:5827 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:841 state:D stack:0 pid:5827 tgid:5827 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec79dd84 r8:00000002 r7:60000013 r6:ec79dd8c r5:847f5400 r4:847f5400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:847f5400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec79de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85790480 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:847f5400 r7:00000000 r6:83018200 r5:00001000 r4:7f0d3000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7b5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857bfb8c r4:857bf800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857bfb8c r4:8578a200 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:847f5400 r8:8578a22c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8578a200 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8578a200 r8:8027ed34 r7:ec771e60 r6:85625c00 r5:847f5400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec79dfb0 to 0xec79dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85790280 INFO: task kworker/1:841:5827 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:842:5828 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:842 state:D stack:0 pid:5828 tgid:5828 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec7a1d84 r8:00000002 r7:60000113 r6:ec7a1d8c r5:847f6000 r4:847f6000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:847f6000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7a1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85790140 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:847f6000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec779000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857bf38c r4:857bf000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857bf38c r4:8578a280 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:847f6000 r8:8578a2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8578a280 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8578a280 r8:8027ed34 r7:ec79de60 r6:85625c80 r5:847f6000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7a1fb0 to 0xec7a1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85790280 INFO: task kworker/1:842:5828 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:843:5830 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:843 state:D stack:0 pid:5830 tgid:5830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec7b9d84 r8:00000002 r7:60000113 r6:ec7b9d8c r5:847f3c00 r4:847f3c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:847f3c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7b9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85790300 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:847f3c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d1000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7a3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857bf78c r4:857bf400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857bf78c r4:8578a300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:847f3c00 r8:8578a32c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8578a300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8578a300 r8:8027ed34 r7:ec79de60 r6:85625d00 r5:847f3c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7b9fb0 to 0xec7b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85790100 INFO: task kworker/1:843:5830 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:844:5833 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:844 state:D stack:0 pid:5833 tgid:5833 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec7b1d84 r8:00000002 r7:60000013 r6:ec7b1d8c r5:847f6c00 r4:847f6c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:847f6c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7b1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85790680 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:847f6c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0d9000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7cb000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857bff8c r4:857bfc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857bff8c r4:8578a380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:847f6c00 r8:8578a3ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8578a380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8578a380 r8:8027ed34 r7:ec79de60 r6:85625d80 r5:847f6c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7b1fb0 to 0xec7b1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85790400 INFO: task kworker/1:844:5833 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:506:5836 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:506 state:D stack:0 pid:5836 tgid:5836 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec6f5d84 r8:00000002 r7:60000013 r6:ec6f5d8c r5:847f4800 r4:847f4800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:847f4800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6f5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844c4e40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:847f4800 r7:00000000 r6:83018000 r5:00001000 r4:7f0dd000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7f1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:851cbb8c r4:851cb800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:851cbb8c r4:85625e00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:847f4800 r8:85625e2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85625e00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85625e00 r8:8027ed34 r7:eba81e60 r6:85625e80 r5:847f4800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec6f5fb0 to 0xec6f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85626c80 INFO: task kworker/0:506:5836 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:507:5837 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:507 state:D stack:0 pid:5837 tgid:5837 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec7e5d84 r8:00000002 r7:60000113 r6:ec7e5d8c r5:8577ec00 r4:8577ec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8577ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7e5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856265c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8577ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0db000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7eb000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:851cb78c r4:851cb400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:851cb78c r4:85625f00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8577ec00 r8:85625f2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85625f00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85625f00 r8:8027ed34 r7:ec6f5e60 r6:85625f80 r5:8577ec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec7e5fb0 to 0xec7e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85626c80 INFO: task kworker/0:507:5837 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:845:5839 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:845 state:D stack:0 pid:5839 tgid:5839 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec7e9d84 r8:00000002 r7:60000013 r6:ec7e9d8c r5:85746c00 r4:85746c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85746c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7e9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85790a00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85746c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e5000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec81d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857c0b8c r4:857c0800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857c0b8c r4:8578a400 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85746c00 r8:8578a42c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8578a400 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8578a400 r8:8027ed34 r7:ec7b1e60 r6:85792000 r5:85746c00 Exception stack(0xec7e9fb0 to 0xec7e9ff8) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85878000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85790a40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85878000 r7:00000000 r6:83018200 r5:00001000 r4:7f0e1000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec805000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857c038c r4:857c0000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857c038c r4:8578a480 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85878000 r8:8578a4ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8578a480 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8578a480 r8:8027ed34 r7:ec7e9e60 r6:85792080 r5:85878000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec6edfb0 to 0xec6edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85790400 INFO: task kworker/1:846:5840 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:85878c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7f5e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:85878c00 r8:8579212c r7:82804d40 r6:dddced40 r5:dddced60 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r5:800e0013 r4:80239bd0 r4:e06a9dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/0:509:5845 blocked for more than 470 seconds. r4:85879800 r5:85879800 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r9:83018005 r8:85879800 r7:00000000 r6:83018000 r5:00001000 r4:7f091000 r7:dddced40 r6:83018000 r5:849b778c r4:85792200 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:510:5846 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:510 state:D stack:0 pid:5846 tgid:5846 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec811d84 r8:00000002 r7:60000113 r6:ec811d8c r5:8587a400 r4:8587a400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8587a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec811e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a6a40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8587a400 r7:00000000 r6:83018000 r5:00001000 r4:7f04d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebb91000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8584db8c r4:8584d800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8584db8c r4:85792300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8587a400 r8:8579232c r7:82804d40 r6:dddced40 r5:dddced60 r4:85792300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85792300 r8:8027ed34 r7:ec7fde60 r6:85792380 r5:8587a400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec811fb0 to 0xec811ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:847:5849 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:847 state:D stack:0 pid:5849 tgid:5849 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8587c800 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec825e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:8587c800 r8:8578a52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 9d60: 800e0013 ffffffff r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:848:5851 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:848 state:D stack:0 pid:5851 tgid:5851 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec83dd84 r8:00000002 r7:60000113 r6:ec83dd8c r5:8587bc00 r4:8587bc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8587bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec83de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85790ac0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8587bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0e9000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec835000 r5:857c138c r4:857c1000 r10:00000000 r9:8578a580 r8:8027ed34 r7:ec7e9e60 r6:85792480 r5:8587bc00 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 INFO: task kworker/1:849:5852 blocked for more than 470 seconds. r5:8587d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec841e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85790d40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8587d400 r7:00000000 r6:83018200 r5:00001000 r4:7f0e7000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec82f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857c0f8c r4:857c0c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857c0f8c r4:8578a600 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8587d400 r8:8578a62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8578a600 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8578a600 r8:8027ed34 r7:ec83de60 r6:85792500 r5:8587d400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec841fb0 to 0xec841ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85790e80 INFO: task kworker/1:849:5852 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 9fa0: 00000000 00000000 00000000 00000000 task:kworker/1:850 state:D stack:0 pid:5854 tgid:5854 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8587b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:857c238c r4:857c2000 r10:00000000 r9:8578a680 r8:8027ed34 r7:ec83de60 r6:85792580 r5:8587b000 INFO: task kworker/1:850:5854 is blocked on a mutex likely owned by task kworker/1:134:3830. Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:848d0000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r7:ddde2d40 r6:83018200 r5:857c178c r4:8578a700 Exception stack(0xec85dfb0 to 0xec85dff8) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 9fa0: 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:848d1800 r4:82918640 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r7:ddde2d40 r6:83018200 r5:857c1b8c r4:8578a780 5fa0: 00000000 00000000 00000000 00000000 Call trace: r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:853:5860 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:853 state:D stack:0 pid:5860 tgid:5860 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec899d84 r8:00000002 r7:60000013 r6:ec899d8c r5:848d0c00 r4:848d0c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:848d0c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec899e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857991c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:848d0c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0ef000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec873000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:00000000 r5:8501a38c r4:8501a000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 Not tainted 6.15.0-syzkaller #0 r5:848d3000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:857c2f8c r4:857c2c00 r10:00000000 r9:8578a880 r8:8027ed34 r7:ec855e60 r6:85792780 r5:848d3000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebba5fb0 to 0xebba5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:857992c0 INFO: task kworker/1:854:5863 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:855 state:D stack:0 pid:5865 tgid:5865 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85736c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:857c278c r4:857c2400 r4:8578a900 Exception stack(0xec889fb0 to 0xec889ff8) INFO: task kworker/1:855:5865 is blocked on a mutex likely owned by task kworker/1:134:3830. [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Not tainted 6.15.0-syzkaller #0 r5:85735400 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) Exception stack(0xec809fb0 to 0xec809ff8) INFO: task kworker/1:856:5867 is blocked on a mutex likely owned by task kworker/1:134:3830. r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:857:5869 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:857 state:D stack:0 pid:5869 tgid:5869 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec815d84 r8:00000002 r7:60000013 r6:ec815d8c r5:85734800 r4:85734800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85734800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec815e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a0040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85734800 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5db000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857cc38c r4:857cc000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/1:857:5869 is blocked on a mutex likely owned by task kworker/1:134:3830. r4:82ac11e4 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:85733c00 r4:82918640 r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 80ebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:859:5873 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. Workqueue: events bpf_prog_free_deferred r5:85748000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:857c378c r4:857c3400 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/1:859:5873 is blocked on a mutex likely owned by task kworker/1:134:3830. [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r5:85749800 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:85799cc0 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 INFO: task kworker/1:861:5877 blocked for more than 470 seconds. [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ebe01d84 r8:00000002 r7:60000113 r6:ebe01d8c r5:85748c00 r4:85748c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85748c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ebe01e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85790500 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85748c00 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb541000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857c3f8c r4:857c3c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857c3f8c r4:8578af00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85748c00 r8:8578af2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8578af00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8578af00 r8:8027ed34 r7:ec815e60 r6:85792800 r5:85748c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xebe01fb0 to 0xebe01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85799c40 INFO: task kworker/1:861:5877 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 85336000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 r5:800e0013 r4:80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 r4:85093380 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r5:848d4800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a0140 r7:ddde2d40 r6:83018200 r5:857cc78c r4:8578af80 9fa0: 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:863 state:D stack:0 pid:5881 tgid:5881 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:848d2400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a0340 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:848d2400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7a3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857ccb8c r4:857cc800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857ccb8c r4:857a7000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848d2400 r8:857a702c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:857a7000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857a7000 r8:8027ed34 r7:ec8b9e60 r6:85792900 r5:848d2400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8c1fb0 to 0xec8c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:857a0280 INFO: task kworker/1:863:5881 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 85c8f000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:864:5883 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:864 state:D stack:0 pid:5883 tgid:5883 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec8c9d84 r8:00000002 r7:60000113 r6:ec8c9d8c r5:848d6c00 r4:848d6c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:848d6c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a0840 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 9d60: 800e0013 ffffffff r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:865:5884 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:865 state:D stack:0 pid:5884 tgid:5884 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec8b1d84 r8:00000002 r7:60000113 r6:ec8b1d8c r5:8574b000 r4:8574b000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8574b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8b1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a0480 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8574b000 r7:00000000 r6:83018200 r5:00001000 r4:7f04f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9a5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857ccf8c r4:857ccc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857ccf8c r4:857a7100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8574b000 r8:857a712c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:857a7100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857a7100 r8:8027ed34 r7:ec8c9e60 r6:857a7180 r5:8574b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8b1fb0 to 0xec8b1ff8) 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 INFO: task kworker/1:866:5887 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:866 state:D stack:0 pid:5887 tgid:5887 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec8c5d84 r8:00000002 r7:60000113 r6:ec8c5d8c r5:8574bc00 r4:8574bc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8574bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8c5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a0580 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8574bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f051000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9cd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857cd38c r4:857cd000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xec8c5fb0 to 0xec8c5ff8) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 9fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:867:5888 blocked for more than 470 seconds. r5:8574c800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8b5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a0780 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8574c800 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9df000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857cd78c r4:857cd400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857cd78c r4:857a7300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8574c800 r8:857a732c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:857a7300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857a7300 r8:8027ed34 r7:ec8c9e60 r6:857a7380 r5:8574c800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8b5fb0 to 0xec8b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:857a0600 INFO: task kworker/1:867:5888 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 85c8f000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:868:5891 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:868 state:D stack:0 pid:5891 tgid:5891 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec8d1d84 r8:00000002 r7:60000113 r6:ec8d1d8c r5:8574d400 r4:8574d400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8574d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a0b80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8574d400 r7:00000000 r6:83018200 r5:00001000 r4:7f059000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba8f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:857a7400 1fa0: 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:869:5893 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:869 state:D stack:0 pid:5893 tgid:5893 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec8d9d84 r8:00000002 r7:60000113 r6:ec8d9d8c r5:8574e000 r4:8574e000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8574e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a0980 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8574e000 r7:00000000 r6:83018200 r5:00001000 r4:7f057000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba2d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857cdf8c r4:857cdc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:857a7500 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 86555000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85093380 9fa0: 00000000 00000000 00000000 00000000 task:kworker/1:870 state:D stack:0 pid:5895 tgid:5895 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8574ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:857a7600 r8:8027ed34 r7:ec8d1e60 r6:857a7680 r5:8574ec00 Workqueue: events bpf_prog_free_deferred 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:871:5897 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:871 state:D stack:0 pid:5897 tgid:5897 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec8e1d84 r8:00000002 r7:60000013 r6:ec8e1d8c r5:8574a400 r5:8574a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:857ce78c r4:857ce400 r10:61c88647 r9:8574a400 r8:857a772c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:872:5898 blocked for more than 470 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:872 state:D stack:0 pid:5898 tgid:5898 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec8d5d84 r8:00000002 r7:60000013 r6:ec8d5d8c r5:85733000 r4:85733000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85733000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8d5e08 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:857a0c40 INFO: task kworker/1:872:5898 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 86ca4000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred r5:857f8000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:874:5903 blocked for more than 471 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:874 state:D stack:0 pid:5903 tgid:5903 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:848d5400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:848d5400 r8:857a7a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/1:874:5903 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 870c2000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/1:875:5905 blocked for more than 471 seconds. task:kworker/1:875 state:D stack:0 pid:5905 tgid:5905 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec8f5d84 r8:00000002 r7:60000113 r6:ec8f5d8c r5:848d6000 r4:848d6000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:848d6000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8f5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b9500 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:848d6000 r7:00000000 r6:83018200 r5:00001000 r4:7f07d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbd1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857cff8c r4:857cfc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857cff8c r4:857a7a80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848d6000 r8:857a7aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:857a7a80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857a7a80 r8:8027ed34 r7:ec8e9e60 r6:85792a80 r5:848d6000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8f5fb0 to 0xec8f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:857b9300 INFO: task kworker/1:875:5905 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 9d60: 800e0013 ffffffff r4:e06a9dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:876 state:D stack:0 pid:5906 tgid:5906 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:848d3c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857cfb8c r4:857cf800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857cfb8c r4:857a7b00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848d3c00 r8:857a7b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:857a7b00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857a7b00 r8:8027ed34 r7:ec8f5e60 r6:85792b00 r5:848d3c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8f9fb0 to 0xec8f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:857b9540 INFO: task kworker/1:876:5906 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 87645000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:00000000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:877 state:D stack:0 pid:5908 tgid:5908 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec8fdd84 r8:00000002 r7:60000013 r6:ec8fdd8c r5:8587ec00 r4:8587ec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8587ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8fde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b99c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8587ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f083000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc29000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857d478c r4:857d4400 r7:ddde2d40 r6:83018200 r5:857d478c r4:857a7b80 dfa0: 00000000 00000000 00000000 00000000 r4:00000000 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:00000000 r5:8501a38c r4:8501a000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:8587e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec901e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b9800 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8587e000 r7:00000000 r6:83018200 r5:00001000 r4:7f07f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbe7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857d438c r4:857d4000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857d438c r4:857a7c00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8587e000 r8:857a7c2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:857a7c00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857a7c00 r8:8027ed34 r7:ec8fde60 r6:85792c00 r5:8587e000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec901fb0 to 0xec901ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:857b9880 INFO: task kworker/1:878:5910 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 879a9000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 r4:82ac11e4 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:879:5914 blocked for more than 471 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:879 state:D stack:0 pid:5914 tgid:5914 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec8e5d84 r8:00000002 r7:60000013 r6:ec8e5d8c r5:85880000 r4:85880000 r5:85880000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec8e5e08 r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b9bc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85880000 r7:00000000 r6:83018200 r5:00001000 r4:7f087000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc5d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857d4f8c r4:857d4c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857d4f8c r4:857a7c80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85880000 r8:857a7cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:857a7c80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857a7c80 r8:8027ed34 r7:ec8fde60 r6:85792c80 r5:85880000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8e5fb0 to 0xec8e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:857b9a80 INFO: task kworker/1:879:5914 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 87b16000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:85093380 9fa0: 00000000 00000000 00000000 00000000 Not tainted 6.15.0-syzkaller #0 r5:85880c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:61c88647 r9:85880c00 r8:857a7d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:857a7d00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857a7d00 r8:8027ed34 r7:ec8e5e60 r6:85792d00 r5:85880c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec905fb0 to 0xec905ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:857b9b80 INFO: task kworker/1:880:5916 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 87f36000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 9fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/1:881:5918 blocked for more than 471 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:881 state:D stack:0 pid:5918 tgid:5918 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec909d84 r8:00000002 r7:60000113 r6:ec909d8c r5:85881800 r4:85881800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85881800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec909e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b9d00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85881800 r7:00000000 r6:83018200 r5:00001000 r4:7f089000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc75000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857d538c r4:857d5000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857d538c r4:857a7d80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85881800 r8:857a7dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:857a7d80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857a7d80 r8:8027ed34 r7:ec8e5e60 r6:85792d80 r5:85881800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec909fb0 to 0xec909ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:857b9b80 INFO: task kworker/1:881:5918 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) Exception stack(0xe06a9d20 to 0xe06a9d68) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:882:5920 blocked for more than 471 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:882 state:D stack:0 pid:5920 tgid:5920 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec911d84 r8:00000002 r7:60000013 r6:ec911d8c r5:85883000 r4:85883000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85883000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec911e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844c4f00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85883000 r7:00000000 r6:83018200 r5:00001000 r4:7f08d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebca1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857d5b8c r4:857d5800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857d5b8c r4:857a7e00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85883000 r8:857a7e2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:857a7e00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857a7e00 r8:8027ed34 r7:ec909e60 r6:85792e00 r5:85883000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1fa0: 00000000 00000000 00000000 00000000 Call trace: 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r4:e06a9dc0 r5:00001000 r4:dfb77000 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-syzkaller #0 r5:85883c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc8d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857d578c r4:857d5400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857d578c r4:857a7e80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85883c00 r8:857a7eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:857a7e80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857a7e80 r8:8027ed34 r7:ec911e60 r6:85792e80 r5:85883c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec915fb0 to 0xec915ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:857b9f40 INFO: task kworker/1:883:5921 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 882d0000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 INFO: task kworker/1:884:5924 blocked for more than 471 seconds. r4:85884800 r5:85884800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84771040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85884800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebccd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857d638c r4:857d6000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857d638c r4:857a7f00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85884800 r8:857a7f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:857a7f00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857a7f00 r8:8027ed34 r7:ec911e60 r6:85792f00 r5:85884800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec921fb0 to 0xec921ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:857912c0 INFO: task kworker/1:884:5924 is blocked on a mutex likely owned by task kworker/1:134:3830. Workqueue: events bpf_prog_free_deferred 9d60: 800e0013 ffffffff r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:857fa400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857d5f8c r4:857d5c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857d5f8c r4:857a7f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:857fa400 r8:857a7fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:857a7f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:857a7f80 r8:8027ed34 r7:ec921e60 r6:84751000 r5:857fa400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec8edfb0 to 0xec8edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:857912c0 INFO: task kworker/1:885:5925 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 88708000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:886 state:D stack:0 pid:5927 tgid:5927 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec91dd84 r8:00000002 r7:60000013 r6:ec91dd8c r5:857f9800 r4:857f9800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:857f9800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec91de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84771200 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:857f9800 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebd6b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857d678c r4:857d6400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857d678c r4:84751080 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:857f9800 r8:847510ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84751080 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751080 r8:8027ed34 r7:ec921e60 r6:84751100 r5:857f9800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec91dfb0 to 0xec91dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84771180 INFO: task kworker/1:886:5927 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 889e7000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Workqueue: events bpf_prog_free_deferred r5:85882400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec931e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84771ac0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85882400 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb2b9000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857d838c r4:857d8000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:61c88647 r9:85882400 r8:847511ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 r5:00001000 r4:dfb77000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:888:5932 blocked for more than 471 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:888 state:D stack:0 pid:5932 tgid:5932 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec939d84 r8:00000002 r7:60000013 r6:ec939d8c r5:85886c00 r4:85886c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85886c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec939e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84771340 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85886c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a7000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebd93000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857d6b8c r4:857d6800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857d6b8c r4:84751200 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85886c00 r8:8475122c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84751200 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751200 r8:8027ed34 r7:ec931e60 r6:8470f000 r5:85886c00 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r5:84900000 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec941e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847712c0 INFO: task kworker/1:889:5934 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 8915f000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 INFO: task kworker/1:890:5935 blocked for more than 471 seconds. r5:84901800 r4:82918640 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r4:00000001 Workqueue: events bpf_prog_free_deferred r4:e06a9dc0 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) task:kworker/1:891 state:D stack:0 pid:5937 tgid:5937 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:892:5939 blocked for more than 471 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:892 state:D stack:0 pid:5939 tgid:5939 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec6c1d84 r8:00000002 r7:60000113 r6:ec6c1d8c r5:84900c00 r4:84900c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84900c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec6c1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Call trace: r4:e06a9dc0 r5:8501a38c r4:8501a000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r5:84904800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec731e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847719c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84904800 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eaf29000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857d7f8c r4:857d7c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857d7f8c r4:84751480 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84904800 r8:847514ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84751480 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751480 r8:8027ed34 r7:ec931e60 r6:8470f280 r5:84904800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec731fb0 to 0xec731ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847717c0 INFO: task kworker/1:893:5941 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) INFO: task kworker/1:894:5943 blocked for more than 471 seconds. r5:84903c00 r4:82918640 r4:00000000 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:84751500 Exception stack(0xec74dfb0 to 0xec74dff8) INFO: task kworker/1:894:5943 is blocked on a mutex likely owned by task kworker/1:134:3830. 9d60: 800e0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:895:5946 blocked for more than 471 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:895 state:D stack:0 pid:5946 tgid:5946 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec7f9d84 r8:00000002 r7:60000113 r6:ec7f9d8c r5:84903000 r4:84903000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84903000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec7f9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84771b80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r10:61c88647 r9:84903000 r8:847515ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r5:800e0013 r4:80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 Workqueue: events bpf_prog_free_deferred r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec829e08 r4:84751600 r4:84771bc0 9d60: 800e0013 ffffffff r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:897:5950 blocked for more than 471 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:897 state:D stack:0 pid:5950 tgid:5950 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec955d84 r8:00000002 r7:60000013 r6:ec955d8c r5:85886000 r4:85886000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85886000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec955e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84771ec0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85886000 r7:00000000 r6:83018200 r5:00001000 r4:7f033000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6dd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857d8f8c r4:857d8c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857d8f8c r4:84751680 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85886000 r8:847516ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84751680 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751680 r8:8027ed34 r7:ec74de60 r6:8470f480 r5:85886000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec955fb0 to 0xec955ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84771c80 INFO: task kworker/1:897:5950 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 8a1d9000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:898:5951 blocked for more than 471 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:898 state:D stack:0 pid:5951 tgid:5951 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec95dd84 r8:00000002 r7:60000113 r6:ec95dd8c r5:84906000 r4:84906000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84906000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec95de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84749c00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84906000 r7:00000000 r6:83018200 r5:00001000 r4:7f035000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb7f1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857d938c r4:857d9000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857d938c r4:84751700 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84906000 r8:8475172c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84751700 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751700 r8:8027ed34 r7:ec74de60 r6:8470f500 r5:84906000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec95dfb0 to 0xec95dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84749a80 INFO: task kworker/1:898:5951 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fa0: 00000000 00000000 00000000 00000000 task:kworker/1:899 state:D stack:0 pid:5953 tgid:5953 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85885400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r9:83018205 r8:85885400 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb821000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857d978c r4:857d9400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857d978c r4:84751780 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85885400 r8:847517ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84751780 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751780 r8:8027ed34 r7:ec74de60 r6:8470f580 r5:85885400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec961fb0 to 0xec961ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:00000000 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:85898c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 r5:857d9b8c r4:857d9800 r4:84751800 9fa0: 00000000 00000000 00000000 00000000 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 9fa0: 00000000 00000000 00000000 00000000 task:kworker/1:901 state:D stack:0 pid:5957 tgid:5957 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8589a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec971e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558c240 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8589a400 r7:00000000 r6:83018200 r5:00001000 r4:7f03b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb87d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857d9f8c r4:857d9c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857d9f8c r4:84751880 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8589a400 r8:847518ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84751880 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751880 r8:8027ed34 r7:ec74de60 r6:8470f680 r5:8589a400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec971fb0 to 0xec971ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8558c140 INFO: task kworker/1:901:5957 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 8ac32000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:00000001 Workqueue: events bpf_prog_free_deferred r5:8589b000 r4:82918640 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857da78c r4:857da400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857da78c r4:84751900 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8589b000 r8:8475192c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84751900 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751900 r8:8027ed34 r7:ec74de60 r6:8470f700 r5:8589b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec975fb0 to 0xec975ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8558c280 INFO: task kworker/1:902:5958 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 8aebc000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:903:5963 blocked for more than 471 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:903 state:D stack:0 pid:5963 tgid:5963 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec90dd84 r8:00000002 r7:60000013 r6:ec90dd8c r5:857fb000 r4:857fb000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:857fb000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec90de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558c700 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:857fb000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb97f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857dab8c r4:857da800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857dab8c r4:84751980 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:857fb000 r8:847519ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84751980 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751980 r8:8027ed34 r7:ec975e60 r6:84751a00 r5:857fb000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec90dfb0 to 0xec90dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8558c600 INFO: task kworker/1:903:5963 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 Exception stack(0xe06a9d20 to 0xe06a9d68) r5:800e0013 r4:80239bd0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:00000000 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:904:5965 blocked for more than 471 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:904 state:D stack:0 pid:5965 tgid:5965 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec979d84 r8:00000002 r7:60000013 r6:ec979d8c r5:857fc800 r4:857fc800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:857fc800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec979e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558c9c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:857fc800 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebcf7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857db38c r4:857db000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857db38c r4:84751a80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:857fc800 r8:84751aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84751a80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751a80 r8:8027ed34 r7:ec90de60 r6:84751b00 r5:857fc800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec979fb0 to 0xec979ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8558c640 INFO: task kworker/1:904:5965 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 8ba06000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:905:5967 blocked for more than 471 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:905 state:D stack:0 pid:5967 tgid:5967 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec97dd84 r8:00000002 r7:60000013 r6:ec97dd8c r5:857fd400 r4:857fd400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:857fd400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec97de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558c7c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:857fd400 r7:00000000 r6:83018200 r5:00001000 r4:7f067000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc19000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857daf8c r4:857dac00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857daf8c r4:84751b80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:857fd400 r8:84751bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84751b80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751b80 r8:8027ed34 r7:ec979e60 r6:84751c00 r5:857fd400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec97dfb0 to 0xec97dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8558c800 INFO: task kworker/1:905:5967 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 8ba06000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:906:5969 blocked for more than 471 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:906 state:D stack:0 pid:5969 tgid:5969 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec981d84 r8:00000002 r7:60000013 r6:ec981d8c r5:857fe000 r4:857fe000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:857fe000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec981e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558cb80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:857fe000 r7:00000000 r6:83018200 r5:00001000 r4:7f06b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebd5b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857db78c r4:857db400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857db78c r4:84751c80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:857fe000 r8:84751cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84751c80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751c80 r8:8027ed34 r7:ec979e60 r6:84751d00 r5:857fe000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec981fb0 to 0xec981ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8558c900 INFO: task kworker/1:906:5969 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 8ba06000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:907:5971 blocked for more than 471 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:907 state:D stack:0 pid:5971 tgid:5971 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec985d84 r8:00000002 r7:60000113 r6:ec985d8c r5:857fec00 r4:857fec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:857fec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec985e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558cd00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:857fec00 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebdd7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857dbb8c r4:857db800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857dbb8c r4:84751d80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:857fec00 r8:84751dac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84751d80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751d80 r8:8027ed34 r7:ec981e60 r6:84751e00 r5:857fec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec985fb0 to 0xec985ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8558cb40 INFO: task kworker/1:907:5971 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 8ba06000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:908:5974 blocked for more than 471 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:908 state:D stack:0 pid:5974 tgid:5974 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec989d84 r8:00000002 r7:60000113 r6:ec989d8c r5:857fbc00 r4:857fbc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:857fbc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec989e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8558cdc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:857fbc00 r7:00000000 r6:83018200 r5:00001000 r4:7f06f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebe03000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857dbf8c r4:857dbc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857dbf8c r4:84751e80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:857fbc00 r8:84751eac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84751e80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751e80 r8:8027ed34 r7:ec985e60 r6:84751f00 r5:857fbc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec989fb0 to 0xec989ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8558cc40 INFO: task kworker/1:908:5974 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 8c367000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:909:5975 blocked for more than 471 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:909 state:D stack:0 pid:5975 tgid:5975 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec98dd84 r8:00000002 r7:60000113 r6:ec98dd8c r5:857f8c00 r4:857f8c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:857f8c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec98de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c0000 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:857f8c00 r7:00000000 r6:83018200 r5:00001000 r4:7f073000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebe4d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857dc78c r4:857dc400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857dc78c r4:84751f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:857f8c00 r8:84751fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84751f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84751f80 r8:8027ed34 r7:ec989e60 r6:852ce000 r5:857f8c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec98dfb0 to 0xec98dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8558ce00 INFO: task kworker/1:909:5975 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 8c367000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:910:5977 blocked for more than 471 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:910 state:D stack:0 pid:5977 tgid:5977 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec925d84 r8:00000002 r7:60000113 r6:ec925d8c r5:85736000 r4:85736000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85736000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec925e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84771e80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85736000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebe15000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857dc38c r4:857dc000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857dc38c r4:852ce080 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85736000 r8:852ce0ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852ce080 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852ce080 r8:8027ed34 r7:ec98de60 r6:852ce100 r5:85736000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec925fb0 to 0xec925ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8558c3c0 INFO: task kworker/1:910:5977 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 8c49f000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:911:5979 blocked for more than 471 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:911 state:D stack:0 pid:5979 tgid:5979 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec995d84 r8:00000002 r7:60000113 r6:ec995d8c r5:85800c00 r4:85800c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85800c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec995e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c02c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85800c00 r7:00000000 r6:83018200 r5:00001000 r4:7f075000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebe6d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857dcb8c r4:857dc800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857dcb8c r4:852ce180 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85800c00 r8:852ce1ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852ce180 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852ce180 r8:8027ed34 r7:ec98de60 r6:852ce200 r5:85800c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec995fb0 to 0xec995ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852c0100 INFO: task kworker/1:911:5979 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 8c870000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:912:5981 blocked for more than 471 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:912 state:D stack:0 pid:5981 tgid:5981 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec991d84 r8:00000002 r7:60000013 r6:ec991d8c r5:85801800 r4:85801800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85801800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec991e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c0380 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85801800 r7:00000000 r6:83018200 r5:00001000 r4:7f08f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebe7d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857dcf8c r4:857dcc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857dcf8c r4:852ce280 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85801800 r8:852ce2ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852ce280 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852ce280 r8:8027ed34 r7:ec995e60 r6:852ce300 r5:85801800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec991fb0 to 0xec991ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852c0280 INFO: task kworker/1:912:5981 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 8cd74000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:913:5982 blocked for more than 471 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:913 state:D stack:0 pid:5982 tgid:5982 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec99dd84 r8:00000002 r7:60000013 r6:ec99dd8c r5:85803000 r4:85803000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85803000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec99de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c08c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85803000 r7:00000000 r6:83018200 r5:00001000 r4:7f095000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec6a1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r5:800e0013 r4:80239bd0 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) r4:8508f600 task:kworker/0:511 state:D stack:0 pid:5986 tgid:5986 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85805400 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a9e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:85805400 r8:8470f7ac r7:82804d40 r6:dddced40 r5:dddced60 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:914:5988 blocked for more than 472 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:914 state:D stack:0 pid:5988 tgid:5988 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec9a5d84 r8:00000002 r7:60000113 r6:ec9a5d8c r5:85803c00 r4:85803c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85803c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9a5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c0c80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85803c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec707000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857ddf8c r4:857ddc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857ddf8c r4:852ce500 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85803c00 r8:852ce52c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852ce500 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852ce500 r8:8027ed34 r7:ec99de60 r6:852ce580 r5:85803c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9a5fb0 to 0xec9a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852c0880 INFO: task kworker/1:914:5988 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 8dc32000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:00000000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:8589e000 r5:8589e000 r4:82918640 r4:00000000 r9:83018005 r8:8589e000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bd000 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r5:00001000 r4:dfb77000 Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:915:5991 blocked for more than 472 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:915 state:D stack:0 pid:5991 tgid:5991 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec9b1d84 r8:00000002 r7:60000113 r6:ec9b1d8c r5:8589d400 r4:8589d400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8589d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9b1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r4:00000000 r10:61c88647 r9:8589d400 r8:852ce62c r7:82804d40 r6:ddde2d40 r5:ddde2d60 Workqueue: events bpf_prog_free_deferred r4:82ac11e4 r4:e06a9dc0 r5:00001000 r4:dfb77000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/1:916:5994 blocked for more than 472 seconds. r5:85802400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r7:ddde2d40 r6:83018200 r5:857ddb8c r4:852ce680 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852ce680 r8:8027ed34 r7:ec9a5e60 r6:852ce700 r5:85802400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec999fb0 to 0xec999ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852c0c00 INFO: task kworker/1:916:5994 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 8eb2c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:917:5996 blocked for more than 472 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:917 state:D stack:0 pid:5996 tgid:5996 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec9add84 r8:00000002 r7:60000113 r6:ec9add8c r5:85806000 r5:85806000 r4:82918640 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Not tainted 6.15.0-syzkaller #0 r5:85806c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r4:852ce880 Exception stack(0xec9b9fb0 to 0xec9b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852c0d80 INFO: task kworker/1:918:5997 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 8f6c3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 INFO: task kworker/1:919:5999 blocked for more than 472 seconds. r5:85804800 r4:82918640 r4:00000000 r5:00001000 r4:ec721000 r4:00000001 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r5:85800000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r7:ddde2d40 r6:83018200 r5:857deb8c r4:852cea80 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 8ff6f000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r5:85808c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r5:00001000 r4:ec75b000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:85093380 9fa0: 00000000 00000000 00000000 00000000 task:kworker/1:922 state:D stack:0 pid:6005 tgid:6005 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85899800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857df78c r4:857df400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857df78c r4:852cec80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85899800 r8:852cecac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852cec80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852cec80 r8:8027ed34 r7:ec9c9e60 r6:8470f980 r5:85899800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9cdfb0 to 0xec9cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85292380 INFO: task kworker/1:922:6005 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 90d60000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:923:6007 blocked for more than 472 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:923 state:D stack:0 pid:6007 tgid:6007 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec9d1d84 r8:00000002 r7:60000013 r6:ec9d1d8c r5:8589c800 r4:8589c800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8589c800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:00001000 r4:ec777000 r10:61c88647 r9:8589c800 r8:852ced2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852924c0 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 r5:00001000 r4:dfb77000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:8589ec00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r9:83018205 r8:8589ec00 r7:00000000 r6:83018200 r5:00001000 r4:7f0b9000 r4:852ced80 5fa0: 00000000 00000000 00000000 00000000 r4:00000000 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:925:6011 blocked for more than 472 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:925 state:D stack:0 pid:6011 tgid:6011 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec9d9d84 r8:00000002 r7:60000013 r6:ec9d9d8c r5:85898000 r4:85898000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85898000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9d9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85292ac0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85898000 r7:00000000 r6:83018200 r5:00001000 r4:7f0c5000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec82b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r7:ddde2d40 r6:83018200 r5:857e8f8c r4:852cee00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85898000 r8:852cee2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852cee00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852cee00 r8:8027ed34 r7:ec9d5e60 r6:8470fb00 r5:85898000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9d9fb0 to 0xec9d9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85292740 INFO: task kworker/1:925:6011 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 Exception stack(0xe06a9d20 to 0xe06a9d68) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r5:8501a38c r4:8501a000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:8580a400 r5:8580a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r9:83018205 r8:8580a400 r7:00000000 r6:83018200 r5:00001000 r4:7f0bb000 r10:61c88647 r9:8580a400 r8:852ceeac r7:82804d40 r6:ddde2d40 r5:ddde2d60 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:8580b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ab740 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8580b000 r7:00000000 r6:83018000 r5:00001000 r4:7f0bf000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7cf000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8584c38c r4:8584c000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8584c38c r4:8470fb80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8580b000 r8:8470fbac r7:82804d40 r6:dddced40 r5:dddced60 r4:8470fb80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:8470fb80 r8:8027ed34 r7:ec811e60 r6:852cef80 r5:8580b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9e5fb0 to 0xec9e5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:82ac11e4 r5:8501a38c r4:8501a000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r5:85809800 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9e9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85292e00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85809800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c1000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:857e878c r4:857e8400 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:e06a9dc0 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8589bc00 r5:8589bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9c1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85604840 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8589bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f03b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb93d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:8470fc00 r4:852ab780 9d60: 800e0013 ffffffff [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Not tainted 6.15.0-syzkaller #0 r5:85808000 r4:82918640 r4:00000000 r4:85298100 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9edfb0 to 0xec9edff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85292e80 INFO: task kworker/1:928:6021 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 9306f000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8501a38c r4:8501a000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:8508f600 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:8580c800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8580c800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c7000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec833000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857e938c r4:857e9000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857e938c r4:85298200 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8580c800 r8:8529822c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85298200 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85298200 r8:8027ed34 r7:ec9d9e60 r6:85298280 r5:8580c800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec9f5fb0 to 0xec9f5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8529e140 INFO: task kworker/1:929:6024 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 932c5000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xe06a9fb0 to 0xe06a9ff8) INFO: task kworker/1:930:6025 blocked for more than 472 seconds. r5:8580d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec9f9e08 r9:83018205 r8:8580d400 r7:00000000 r6:83018200 r5:00001000 r4:7f00f000 r4:85298300 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 r5:00001000 r4:dfb77000 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:8580e000 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec929e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857e9b8c r4:85298400 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8580e000 r8:8529842c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85298400 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85298400 r8:8027ed34 r7:ec9f9e60 r6:85298480 r5:8580e000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xec929fb0 to 0xec929ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8529e180 INFO: task kworker/1:931:6028 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 93765000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 task:kworker/1:932 state:D stack:0 pid:6030 tgid:6030 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8580ec00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/1:932:6030 is blocked on a mutex likely owned by task kworker/1:134:3830. r5:800e0013 r4:80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b20000 r5:84b20000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r5:00001000 r4:eb2c5000 r4:85298600 5fa0: 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 940b8000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:934:6034 blocked for more than 472 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:934 state:D stack:0 pid:6034 tgid:6034 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eca11d84 r8:00000002 r7:60000113 r6:eca11d8c r5:84b23000 r4:84b23000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b23000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca11e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529e740 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84b23000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred r5:800e0013 r4:80239bd0 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 INFO: task kworker/1:935:6035 blocked for more than 472 seconds. r5:84b20c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:61c88647 r9:84b20c00 r8:8529872c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85298700 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85298700 r8:8027ed34 r7:eca11e60 r6:8470fe00 r5:84b20c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca15fb0 to 0xeca15ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8529e640 INFO: task kworker/1:935:6035 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 940b8000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:936:6036 blocked for more than 472 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:936 state:D stack:0 pid:6036 tgid:6036 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eca19d84 r8:00000002 r7:60000113 r6:eca19d8c r5:84b21800 r5:84b21800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:61c88647 r9:84b21800 r8:852987ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85298780 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85298780 r8:8027ed34 r7:eca15e60 r6:8470fe80 r5:84b21800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca19fb0 to 0xeca19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Call trace: 9d60: 800e0013 ffffffff [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8501a38c r4:8501a000 r4:00000001 r4:8508f600 Workqueue: events bpf_prog_free_deferred r5:84b22400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 9d60: 800e0013 ffffffff [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8501a38c r4:8501a000 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:82918644 r9:eca29d84 r8:00000002 r7:60000113 r6:eca29d8c r5:84b23c00 r5:84b23c00 r4:82918640 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529eb80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84b23c00 r7:00000000 r6:83018200 r5:00001000 r4:7f049000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9b1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857eb38c r4:857eb000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857eb38c r4:85298880 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b23c00 r8:852988ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85298880 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85298880 r8:8027ed34 r7:eca15e60 r6:8470ff80 r5:84b23c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca29fb0 to 0xeca29ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8529eb40 INFO: task kworker/1:938:6040 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 94d77000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 r4:8508f600 task:kworker/1:939 state:D stack:0 pid:6042 tgid:6042 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84b24800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ca300 r7:ddde2d40 r6:83018200 r5:857f0f8c r4:85298900 Exception stack(0xeca31fb0 to 0xeca31ff8) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:940:6044 blocked for more than 473 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:940 state:D stack:0 pid:6044 tgid:6044 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eca39d84 r8:00000002 r7:60000013 r6:eca39d8c r5:84b25400 r4:84b25400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b25400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca39e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8529edc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84b25400 r7:00000000 r6:83018200 r5:00001000 r4:7f04d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eba1b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:857ebb8c r4:857eb800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:857ebb8c r4:85298980 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b25400 r8:852989ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85298980 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85298980 r8:8027ed34 r7:eca31e60 r6:851a3080 r5:84b25400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca39fb0 to 0xeca39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8529ec80 INFO: task kworker/1:940:6044 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 94d77000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 r4:82ac11e4 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:856a8c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852abe80 r10:61c88647 r9:856a8c00 r8:85298a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:852ab040 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 950ea000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:942:6048 blocked for more than 473 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:942 state:D stack:0 pid:6048 tgid:6048 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eca49d84 r8:00000002 r7:60000013 r6:eca49d8c r5:856a9800 r4:856a9800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:856a9800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca49e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ca040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 INFO: task kworker/1:943:6051 blocked for more than 473 seconds. r5:8580bc00 r4:82918640 r4:00000000 r5:00001000 r4:ebb89000 1fa0: 00000000 00000000 00000000 00000000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 95387000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 Workqueue: events bpf_prog_free_deferred r5:84906c00 r4:82918640 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:e06a9dc0 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r5:85818000 r4:82918640 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) 1fa0: 00000000 00000000 00000000 00000000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 95a36000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 task:kworker/1:946 state:D stack:0 pid:6058 tgid:6058 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) task:kworker/1:947 state:D stack:0 pid:6060 tgid:6060 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:00000000 r9:85298f00 r8:8027ed34 r7:eca55e60 r6:85298f80 r5:85819800 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:948:6062 blocked for more than 473 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:948 state:D stack:0 pid:6062 tgid:6062 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eca61d84 r8:00000002 r7:60000113 r6:eca61d8c r5:8581a400 r4:8581a400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8581a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca61e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852ca880 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8581a400 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc53000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r5:800e0013 r4:80239bd0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r5:8581b000 r4:82918640 r4:00000000 r9:83018205 r8:8581b000 r7:00000000 r6:83018200 r5:00001000 r4:7f07b000 5fa0: 00000000 00000000 00000000 00000000 r4:82ac11e4 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) INFO: task kworker/1:950:6066 blocked for more than 473 seconds. r5:8581bc00 r4:82918640 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:ddde2d40 r6:83018200 r5:857f278c r4:85103200 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8581bc00 r8:8510322c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85103200 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85103200 r8:8027ed34 r7:eca65e60 r6:85103280 r5:8581bc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca69fb0 to 0xeca69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852caac0 INFO: task kworker/1:950:6066 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 9659c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r4:e06a9dc0 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) Call trace: r5:8581c800 r4:82918640 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Workqueue: events bpf_prog_free_deferred [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r5:8581d400 r4:82918640 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) Exception stack(0xeca71fb0 to 0xeca71ff8) 9d60: 800e0013 ffffffff r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:953:6072 blocked for more than 473 seconds. Not tainted 6.15.0-syzkaller #0 r10:82918644 r9:eca75d84 r8:00000002 r7:60000113 r6:eca75d8c r5:8581e000 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca75e08 r10:61c88647 r9:8581e000 r8:8510352c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r5:8581ec00 r4:82918640 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r10:00000000 r9:85103600 r8:8027ed34 r7:eca75e60 r6:85103680 r5:8581ec00 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 96f67000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:955:6076 blocked for more than 473 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:85820c00 r4:82918640 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:82ac11e4 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Workqueue: events bpf_prog_free_deferred r5:85821800 r4:82918640 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r4:85103800 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:957:6080 blocked for more than 473 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:957 state:D stack:0 pid:6080 tgid:6080 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eca85d84 r8:00000002 r7:60000013 r6:eca85d8c r5:85823000 r4:85823000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85823000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca85e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856be940 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85822400 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca89e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856bebc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85822400 r7:00000000 r6:83018200 r5:00001000 r4:7f08b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec89f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858d8b8c r4:858d8800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858d8b8c r4:85103a00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85822400 r8:85103a2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85103a00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85103a00 r8:8027ed34 r7:eca85e60 r6:85103a80 r5:85822400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca89fb0 to 0xeca89ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:856be880 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r5:85824800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 INFO: task kworker/1:960:6086 blocked for more than 473 seconds. r5:85825400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r7:ddde2d40 r6:83018200 r5:858d938c r4:85103c00 Exception stack(0xeca91fb0 to 0xeca91ff8) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:961:6088 blocked for more than 473 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:961 state:D stack:0 pid:6088 tgid:6088 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eca95d84 r8:00000002 r7:60000013 r6:eca95d8c r5:85823c00 r4:85823c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85823c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca95e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85865000 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85823c00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a3000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec919000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858d978c r4:858d9400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858d978c r4:85103d00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85823c00 r8:85103d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85103d00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85103d00 r8:8027ed34 r7:eca91e60 r6:85103d80 r5:85823c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r5:00001000 r4:dfb77000 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) INFO: task kworker/1:962:6090 blocked for more than 473 seconds. r5:85826c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r7:ddde2d40 r6:83018200 r5:858d9f8c r4:85103e00 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:963:6092 blocked for more than 473 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:963 state:D stack:0 pid:6092 tgid:6092 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eca7dd84 r8:00000002 r7:60000113 r6:eca7dd8c r5:85820000 r4:85820000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85820000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca7de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858653c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85820000 r7:00000000 r6:83018200 r5:00001000 r4:7f0a5000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec933000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858d9b8c r4:858d9800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858d9b8c r4:85103f00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85820000 r8:85103f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85103f00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85103f00 r8:8027ed34 r7:eca99e60 r6:85103f80 r5:85820000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca7dfb0 to 0xeca7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85865380 INFO: task kworker/1:963:6092 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 98375000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaa5e08 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Exception stack(0xe06a9d20 to 0xe06a9d68) r4:e06a9dc0 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r4:85093380 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:965:6095 blocked for more than 473 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:965 state:D stack:0 pid:6095 tgid:6095 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecaa9d84 r8:00000002 r7:60000013 r6:ecaa9d8c r5:856abc00 r4:856abc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:856abc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaa9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85865740 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:856abc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0a9000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecaab000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858da38c r4:858da000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858da38c r4:85867080 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:856abc00 r8:858670ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85867080 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85867080 r8:8027ed34 r7:ecaa5e60 r6:851a3280 r5:856abc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecaa9fb0 to 0xecaa9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:858654c0 INFO: task kworker/1:965:6095 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 98772000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:966 state:D stack:0 pid:6098 tgid:6098 ppid:2 task_flags:0x4208060 flags:0x00000000 Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecab9d84 r8:00000002 r7:60000113 r6:ecab9d8c r5:856ac800 r4:856ac800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:856ac800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecab9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:858658c0 r4:00000000 r9:83018205 r8:856ac800 r7:00000000 r6:83018200 r5:00001000 r4:7f0c9000 r7:ddde2d40 r6:83018200 r5:858dab8c r4:85867100 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Exception stack(0xe06a9d20 to 0xe06a9d68) r4:e06a9dc0 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) INFO: task kworker/1:967:6100 blocked for more than 473 seconds. r5:856ae000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) r5:00001000 r4:ecac1000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecad5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85865b00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:856ad400 r7:00000000 r6:83018200 r5:00001000 r4:7f0cd000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecad7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858db38c r4:858db000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858db38c r4:85867200 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:856ad400 r8:8586722c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85867200 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85867200 r8:8027ed34 r7:ecac9e60 r6:851a3400 r5:856ad400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecad5fb0 to 0xecad5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:858659c0 INFO: task kworker/1:968:6102 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 98fb8000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:969:6104 blocked for more than 473 seconds. Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae9e08 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r5:8501a38c r4:8501a000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 INFO: task kworker/1:970:6105 blocked for more than 473 seconds. r5:856a8000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85865c40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:856a8000 r7:00000000 r6:83018200 r5:00001000 r4:7f0cf000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecadd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858db78c r4:858db400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858db78c r4:85867300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:856a8000 r8:8586732c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85867300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85867300 r8:8027ed34 r7:ecae9e60 r6:851a3500 r5:856a8000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecaedfb0 to 0xecaedff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85865b40 INFO: task kworker/1:970:6105 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 99991000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) INFO: task kworker/1:971:6107 blocked for more than 473 seconds. r4:84b26000 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecafde08 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb05e08 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:00001000 r4:ecaf9000 r10:61c88647 r9:84b26c00 r8:8586742c r7:82804d40 r6:ddde2d40 r5:ddde2d60 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:973:6111 blocked for more than 473 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:973 state:D stack:0 pid:6111 tgid:6111 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecb19d84 r8:00000002 r7:60000113 r6:ecb19d8c r5:84a18c00 r4:84a18c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84a18c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb19e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b6840 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84a18c00 r7:00000000 r6:83018200 r5:00001000 r4:7f02f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb4a1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858e1f8c r4:858e1c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858e1f8c r4:85867500 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a18c00 r8:8586752c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85867500 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85867500 r8:8027ed34 r7:ecae9e60 r6:851a3680 r5:84a18c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb19fb0 to 0xecb19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:858654c0 INFO: task kworker/1:973:6111 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 99e2c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b60c0 r7:ddde2d40 r6:83018200 r5:858e078c r4:85867580 5fa0: 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb2b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858e0b8c r4:858e0800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858e0b8c r4:85867480 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a19800 r8:858674ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85867480 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85867480 r8:8027ed34 r7:ecb19e60 r6:851a3780 r5:84a19800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb35fb0 to 0xecb35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:855b62c0 INFO: task kworker/1:975:6115 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 9a788000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:976:6117 blocked for more than 473 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:976 state:D stack:0 pid:6117 tgid:6117 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecb41d84 r8:00000002 r7:60000113 r6:ecb41d8c r5:84a1bc00 r4:84a1bc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84a1bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb41e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b6300 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84a1bc00 r7:00000000 r6:83018200 r5:00001000 r4:7f0db000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb31000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:ddde2d40 r6:83018200 r5:858e0f8c r4:85867680 1fa0: 00000000 00000000 00000000 00000000 r4:00000000 r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) 1fa0: 00000000 00000000 00000000 00000000 r4:00000000 9d60: 800e0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:978:6121 blocked for more than 473 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:978 state:D stack:0 pid:6121 tgid:6121 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ec78dd84 r8:00000002 r7:60000013 r6:ec78dd8c r5:84a1a400 r4:84a1a400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84a1a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ec78de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b64c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84a1a400 r7:00000000 r6:83018200 r5:00001000 r4:7f02b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfafd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858e178c r4:858e1400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858e178c r4:85867700 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a1a400 r8:8586772c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85867700 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) Exception stack(0xec78dfb0 to 0xec78dff8) Workqueue: events bpf_prog_free_deferred 9d20: 9ac1c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) Not tainted 6.15.0-syzkaller #0 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb59e08 r9:83018205 r8:84a1c800 r7:00000000 r6:83018200 r5:00001000 r4:7f02d000 r4:85867780 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 9b220000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb5de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b6d00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84a1e000 r7:00000000 r6:83018200 r5:00001000 r4:7f039000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb901000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858e2f8c r4:858e2c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858e2f8c r4:85867800 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84a1e000 r8:8586782c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85867800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85867800 r8:8027ed34 r7:ecb19e60 r6:851a3a00 r5:84a1e000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb5dfb0 to 0xecb5dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:855b6780 INFO: task kworker/1:980:6126 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 r5:800e0013 r4:80239bd0 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84a1ec00 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb61e08 r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred r5:800e0013 r4:80239bd0 r4:00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84a1d400 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca9de08 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:858e278c r4:858e2400 r10:00000000 r9:85867900 r8:8027ed34 r7:ecb5de60 r6:851a3b00 r5:84a1d400 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 9b7a9000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:983:6132 blocked for more than 473 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:983 state:D stack:0 pid:6132 tgid:6132 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecb65d84 r8:00000002 r7:60000113 r6:ecb65d8c r5:856ab000 r4:856ab000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:856ab000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb65e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b6bc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:856ab000 r7:00000000 r6:83018200 r5:00001000 r4:7f037000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb86b000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:00000000 r9:85867980 r8:8027ed34 r7:ecb5de60 r6:851a3b80 r5:856ab000 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r5:00001000 r4:dfb77000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb69e08 r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fa0: 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8501a38c r4:8501a000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 INFO: task kworker/1:985:6138 blocked for more than 473 seconds. r10:82918644 r9:ecb55d84 r8:00000002 r7:60000013 r6:ecb55d8c r5:85160c00 r4:85160c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85160c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb55e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855b6f00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85160c00 r7:00000000 r6:83018200 r5:00001000 r4:7f03d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb991000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858e338c r4:858e3000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858e338c r4:85867a80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85160c00 r8:85867aac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85867a80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85867a80 r8:8027ed34 r7:ecb69e60 r6:851a3c80 r5:85160c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb55fb0 to 0xecb55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:855b6c40 INFO: task kworker/1:985:6138 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 9c25b000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82918644 r9:ecb6dd84 r8:00000002 r7:60000113 r6:ecb6dd8c r5:85161800 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb6de08 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r7:ddde2d40 r6:83018200 r5:858e3b8c r4:85867b00 dfa0: 00000000 00000000 00000000 00000000 Call trace: 9d60: 800e0013 ffffffff r4:00000000 r5:00001000 r4:dfb77000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:515 state:D stack:0 pid:6141 tgid:6141 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:82918644 r9:ecb71d84 r8:00000002 r7:60000113 r6:ecb71d8c r5:85162400 r4:85162400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85162400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb71e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a6b00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85162400 r7:00000000 r6:83018000 r5:00001000 r4:7f09d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7ef000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8584cf8c r4:8584cc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8584cf8c r4:851a3d80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85162400 r8:851a3dac r7:82804d40 r6:dddced40 r5:dddced60 r4:851a3d80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851a3d80 r8:8027ed34 r7:ec811e60 r6:851a3e00 r5:85162400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb71fb0 to 0xecb71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:856046c0 INFO: task kworker/0:515:6141 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 9c740000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 INFO: task kworker/1:987:6143 blocked for more than 474 seconds. [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb75e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ff200 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85163000 r7:00000000 r6:83018200 r5:00001000 r4:7f065000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebde9000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858e3f8c r4:858e3c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858e3f8c r4:85867b80 r10:61c88647 r9:85163000 r8:85867bac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:850ff100 Call trace: 9d60: 800e0013 ffffffff r4:e06a9dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 INFO: task kworker/1:988:6145 blocked for more than 474 seconds. [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb7de08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ff3c0 r7:ddde2d40 r6:83018200 r5:858e438c r4:85867c00 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:989:6148 blocked for more than 474 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:989 state:D stack:0 pid:6148 tgid:6148 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecb89d84 r8:00000002 r7:60000013 r6:ecb89d8c r5:85166000 r4:85166000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85166000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb89e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ff4c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85166000 r7:00000000 r6:83018200 r5:00001000 r4:7f069000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebe6b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858e478c r4:858e4400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858e478c r4:85867c80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85166000 r8:85867cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85867c80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85867c80 r8:8027ed34 r7:ecb7de60 r6:851a3f80 r5:85166000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb89fb0 to 0xecb89ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850ff380 INFO: task kworker/1:989:6148 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 9c89e000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fa0: 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecac5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ff800 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85910000 r7:00000000 r6:83018200 r5:00001000 r4:7f06d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec691000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858e4f8c r4:858e4c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858e4f8c r4:85867d00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85910000 r8:85867d2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85867d00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85867d00 r8:8027ed34 r7:ecb89e60 r6:85867d80 r5:85910000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecac5fb0 to 0xecac5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850ff440 INFO: task kworker/1:990:6149 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 9d18f000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb79e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r4:00000000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fa0: 00000000 00000000 00000000 00000000 Call trace: 9d60: 800e0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r5:8501a38c r4:8501a000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb8de08 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ffa00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85913000 r7:00000000 r6:83018200 r5:00001000 r4:7f071000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec6b7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858e578c r4:858e5400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858e578c r4:85867f00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85913000 r8:85867f2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85867f00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85867f00 r8:8027ed34 r7:ecac5e60 r6:85867f80 r5:85913000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb8dfb0 to 0xecb8dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850ff7c0 INFO: task kworker/1:992:6154 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 9d730000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:8508f600 task:kworker/1:993 state:D stack:0 pid:6155 tgid:6155 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb91e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fa0: 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850ff900 INFO: task kworker/1:993:6155 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 9d730000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 INFO: task kworker/1:994:6157 blocked for more than 474 seconds. r5:85914800 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb95e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ffc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fa0: 00000000 00000000 00000000 00000000 Call trace: 9d20: 9d730000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 r4:00000000 r5:00001000 r4:dfb77000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r10:82918644 r9:ecb99d84 r8:00000002 r7:60000113 r6:ecb99d8c r5:85915400 r4:85915400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85915400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb99e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844b62c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85915400 r7:00000000 r6:83018200 r5:00001000 r4:7f091000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec73f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858e678c r4:858e6400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858e678c r4:850f4200 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85915400 r8:850f422c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:850f4200 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f4200 r8:8027ed34 r7:ecb95e60 r6:850f4280 r5:85915400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb99fb0 to 0xecb99ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850ffa40 INFO: task kworker/1:995:6158 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 9dc7c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb9de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:850ffe00 r5:858e5f8c r4:858e5c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858e5f8c r4:850f4300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85916000 r8:850f432c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:850f4300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f4300 r8:8027ed34 r7:ecb99e60 r6:850f4380 r5:85916000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb9dfb0 to 0xecb9dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850ffdc0 INFO: task kworker/1:996:6161 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r5:00001000 r4:dfb77000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) r4:00000000 r5:858e638c r4:858e6000 r10:00000000 r9:850f4400 r8:8027ed34 r7:ecb99e60 r6:850f4480 r5:85916c00 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 r4:8508f600 task:kworker/1:998 state:D stack:0 pid:6165 tgid:6165 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba5e08 r4:00000000 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:00001000 r4:ec755000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858e6b8c r4:858e6800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858e6b8c r4:850f4500 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85911800 r8:850f452c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:850f4500 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f4500 r8:8027ed34 r7:ecb99e60 r6:850f4580 r5:85911800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecba5fb0 to 0xecba5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850fffc0 INFO: task kworker/1:998:6165 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 9e495000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:999:6167 blocked for more than 474 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:999 state:D stack:0 pid:6167 tgid:6167 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecba9e08 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:850961c0 INFO: task kworker/1:999:6167 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 9ef7d000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r4:00000001 r4:8508f600 task:kworker/1:1000 state:D stack:0 pid:6169 tgid:6169 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbade08 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) Exception stack(0xecbadfb0 to 0xecbadff8) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac11e4 r4:00000000 r5:00001000 r4:dfb77000 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) INFO: task kworker/1:1001:6171 blocked for more than 474 seconds. [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbb1e08 r9:83018205 r8:85920000 r7:00000000 r6:83018200 r5:00001000 r4:7f099000 r10:00000000 r9:850f4800 r8:8027ed34 r7:ecba9e60 r6:850f4880 r5:85920000 r4:850965c0 Call trace: 9d60: 800e0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r5:8501a38c r4:8501a000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1002:6173 blocked for more than 474 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1002 state:D stack:0 pid:6173 tgid:6173 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecbb5d84 r8:00000002 r7:60000013 r6:ecbb5d8c r5:85920c00 r4:85920c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85920c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbb5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85096540 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85920c00 r7:00000000 r6:83018200 r5:00001000 r4:7f09b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec7c9000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858e7b8c r4:858e7800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858e7b8c r4:850f4900 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85920c00 r8:850f492c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:850f4900 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f4900 r8:8027ed34 r7:ecbb1e60 r6:850f4980 r5:85920c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbb5fb0 to 0xecbb5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85096400 INFO: task kworker/1:1002:6173 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: 9fa3f000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:1003 state:D stack:0 pid:6174 tgid:6174 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbbde08 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:516:6177 blocked for more than 474 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:516 state:D stack:0 pid:6177 tgid:6177 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecbc5d84 r8:00000002 r7:60000113 r6:ecbc5d8c r5:85921800 r4:85921800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85921800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbc5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855a6f80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85921800 r7:00000000 r6:83018000 r5:00001000 r4:7f045000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9bb000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8584d38c r4:8584d000 r10:00000000 r9:84b52000 r8:8027ed34 r7:ec811e60 r6:850f4b00 r5:85921800 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Call trace: [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:00000000 r9:850f4b80 r8:8027ed34 r7:ecbbde60 r6:850f4c00 r5:85923c00 r4:850968c0 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r5:8501a38c r4:8501a000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1005:6181 blocked for more than 474 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1005 state:D stack:0 pid:6181 tgid:6181 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecbb9d84 r8:00000002 r7:60000113 r6:ecbb9d8c r5:85924800 r4:85924800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85924800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbb9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851b2680 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85924800 r7:00000000 r6:83018200 r5:00001000 r4:7f03f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb167000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858f0b8c r4:858f0800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858f0b8c r4:850f4c80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85924800 r8:850f4cac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:850f4c80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f4c80 r8:8027ed34 r7:ecbbde60 r6:850f4d00 r5:85924800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbb9fb0 to 0xecbb9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85096b00 INFO: task kworker/1:1005:6181 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: a0288000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xe06a9fb0 to 0xe06a9ff8) INFO: task kworker/1:1006:6183 blocked for more than 474 seconds. r4:85926000 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca25e08 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:85096c40 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca09e08 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:858f0f8c r4:858f0c00 r10:00000000 r9:850f4e80 r8:8027ed34 r7:ecbb9e60 r6:850f4f00 r5:85926c00 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: a05f6000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1008:6187 blocked for more than 474 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1008 state:D stack:0 pid:6187 tgid:6187 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eca35d84 r8:00000002 r7:60000013 r6:eca35d8c r5:85925400 r4:85925400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85925400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eca35e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b775c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85925400 r7:00000000 r6:83018200 r5:00001000 r4:7f047000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb9fb000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858f178c r4:858f1400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858f178c r4:850f4f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85925400 r8:850f4fac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:850f4f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:850f4f80 r8:8027ed34 r7:eca09e60 r6:84b84000 r5:85925400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeca35fb0 to 0xeca35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b77180 INFO: task kworker/1:1008:6187 is blocked on a mutex likely owned by task kworker/1:134:3830. [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:8508f600 Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecaa1e08 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r7:ddde2d40 r6:83018200 r5:8584d78c r4:84b84080 Exception stack(0xecaa1fb0 to 0xecaa1ff8) Workqueue: events bpf_prog_free_deferred 9d60: 800e0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r5:85929800 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:858f1b8c r4:858f1800 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1011:6194 blocked for more than 474 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1011 state:D stack:0 pid:6194 tgid:6194 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecae1d84 r8:00000002 r7:60000013 r6:ecae1d8c r5:8592a400 r4:8592a400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8592a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecae1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b77c40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8592a400 r7:00000000 r6:83018200 r5:00001000 r4:7f053000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebc41000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858f238c r4:858f2000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858f238c r4:84b84280 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8592a400 r8:84b842ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84b84280 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b84280 r8:8027ed34 r7:ecaa1e60 r6:84b84300 r5:8592a400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecae1fb0 to 0xecae1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b77740 INFO: task kworker/1:1011:6194 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 9d60: 800e0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:518:6198 blocked for more than 474 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:518 state:D stack:0 pid:6198 tgid:6198 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecacdd84 r8:00000002 r7:60000113 r6:ecacdd8c r5:858b3000 r4:858b3000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:858b3000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecacde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844b6180 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:858b3000 r7:00000000 r6:83018000 r5:00001000 r4:7f04f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebbcf000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8584df8c r4:8584dc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8584df8c r4:84b52180 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:858b3000 r8:84b521ac r7:82804d40 r6:dddced40 r5:dddced60 r4:84b52180 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b52180 r8:8027ed34 r7:eca3de60 r6:84b52200 r5:858b3000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecacdfb0 to 0xecacdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:855a6980 INFO: task kworker/0:518:6198 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: a1402000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r5:00001000 r4:dfb77000 r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) INFO: task kworker/1:1012:6199 blocked for more than 474 seconds. r5:858b3c00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:858f1f8c r4:858f1c00 r10:00000000 r9:84b84380 r8:8027ed34 r7:ecae1e60 r6:84b52280 r5:858b3c00 INFO: task kworker/1:1012:6199 is blocked on a mutex likely owned by task kworker/1:134:3830. r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:519:6200 blocked for more than 474 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:519 state:D stack:0 pid:6200 tgid:6200 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecb1dd84 r8:00000002 r7:60000113 r6:ecb1dd8c r5:858b4800 r4:858b4800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:858b4800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb1de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b9eb00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:858b4800 r7:00000000 r6:83018000 r5:00001000 r4:7f077000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec84b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8584e38c r4:8584e000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8584e38c r4:84b52300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:858b4800 r8:84b5232c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b52300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b52300 r8:8027ed34 r7:eca3de60 r6:84b52380 r5:858b4800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecb1dfb0 to 0xecb1dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 9d20: a1402000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8508f600 Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b84480 r8:8027ed34 r7:ecbc9e60 r6:84b52480 r5:858b2400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbd1fb0 to 0xecbd1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b77d00 INFO: task kworker/1:1014:6206 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: a1ef4000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1015:6207 blocked for more than 474 seconds. Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbd5e08 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:00001000 r4:ec8a1000 r10:61c88647 r9:858b6000 r8:84b8452c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 9d20: a1ef4000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8508f600 task:kworker/1:1016 state:D stack:0 pid:6209 tgid:6209 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) r5:00001000 r4:ebd6d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858f2f8c r4:858f2c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858f2f8c r4:84b84580 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:858b6c00 r8:84b845ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84b84580 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b84580 r8:8027ed34 r7:ecbd5e60 r6:84b52580 r5:858b6c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecbddfb0 to 0xecbddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b77400 INFO: task kworker/1:1016:6209 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: a24b5000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbe9e08 r4:00000000 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:858f338c r4:858f3000 r10:00000000 r9:84b84600 r8:8027ed34 r7:ecbd5e60 r6:84b52600 r5:85166c00 Workqueue: events bpf_prog_free_deferred 9d60: 800e0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r5:8501a38c r4:8501a000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) r5:858f378c r4:858f3400 r10:00000000 r9:84b84680 r8:8027ed34 r7:ecbd5e60 r6:84b52680 r5:85164800 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1019:6215 blocked for more than 474 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1019 state:D stack:0 pid:6215 tgid:6215 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecbf5d84 r8:00000002 r7:60000113 r6:ecbf5d8c r5:85165400 r4:85165400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85165400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbf5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6f140 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:85165400 r7:00000000 r6:83018200 r5:00001000 r4:7f05f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec831000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858f3b8c r4:858f3800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858f3b8c r4:84b84700 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85165400 r8:84b8472c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84b84700 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 INFO: task kworker/1:1020:6217 blocked for more than 474 seconds. r5:8592b000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6f580 r7:ddde2d40 r6:83018200 r5:858f3f8c r4:84b84780 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: a2b50000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:520:6220 blocked for more than 474 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:520 state:D stack:0 pid:6220 tgid:6220 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecbfde08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844b6cc0 r7:dddced40 r6:83018000 r5:849b8b8c r4:84b52780 Exception stack(0xecbfdfb0 to 0xecbfdff8) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:844b6480 r7:dddced40 r6:83018000 r5:8584ef8c r4:84b52800 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: a2b50000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1021:6224 blocked for more than 474 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1021 state:D stack:0 pid:6224 tgid:6224 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecb3dd84 r8:00000002 r7:60000013 r6:ecb3dd8c r5:858b0c00 r4:858b0c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:858b0c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecb3de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:1022 state:D stack:0 pid:6226 tgid:6226 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc09e08 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Call trace: 9d20: a34f3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/1:1024:6229 blocked for more than 474 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/1:1024 state:D stack:0 pid:6229 tgid:6229 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecc11d84 r8:00000002 r7:60000013 r6:ecc11d8c r5:84aab000 r4:84aab000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84aab000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc11e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6fb40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:84aab000 r7:00000000 r6:83018200 r5:00001000 r4:7f029000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb1d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:858fcf8c r4:858fcc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:858fcf8c r4:84b84b00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84aab000 r8:84b84b2c r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:84b84b00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b84b00 r8:8027ed34 r7:ecb81e60 r6:84b52a00 r5:84aab000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc11fb0 to 0xecc11ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b6fac0 INFO: task kworker/1:1024:6229 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: a3ae1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Call trace: [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc1de08 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xecc1dfb0 to 0xecc1dff8) Workqueue: events bpf_prog_free_deferred 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:523 state:D stack:0 pid:6298 tgid:6298 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecc7dd84 r8:00000002 r7:60000113 r6:ecc7dd8c r5:84aaec00 r4:84aaec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84aaec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecc7de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6ca00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84aaec00 r7:00000000 r6:83018000 r5:00001000 r4:7f0ad000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eccb1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8584fb8c r4:8584f800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8584fb8c r4:84b52c00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84aaec00 r8:84b52c2c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b52c00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b52c00 r8:8027ed34 r7:ecbfde60 r6:84b52c80 r5:84aaec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecc7dfb0 to 0xecc7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84a6c580 INFO: task kworker/0:523:6298 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: a3ae1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8501a38c r4:8501a000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eccd5d84 r8:00000002 r7:60000113 r6:eccd5d8c r5:84aa9800 r4:84aa9800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84aa9800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eccd5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85998400 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84aa9800 r7:00000000 r6:83018000 r5:00001000 r4:7f0cf000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec791000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Exception stack(0xe06a9d20 to 0xe06a9d68) r4:e06a9dc0 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Call trace: [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd15e08 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 r4:00000000 r5:8501a38c r4:8501a000 r4:85093380 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:526 state:D stack:0 pid:6466 tgid:6466 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eceddd84 r8:00000002 r7:60000013 r6:eceddd8c r5:848aec00 r4:848aec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:848aec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecedde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a5d40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f1df000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb6b5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849b938c r4:849b9000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849b938c r4:84b52f00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848aec00 r8:84b52f2c r7:82804d40 r6:dddced40 r5:dddced60 r4:84b52f00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:84b52f00 r8:8027ed34 r7:ecbfde60 r6:84b52f80 r5:848aec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeceddfb0 to 0xeceddff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:857a5ec0 INFO: task kworker/0:526:6466 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: a46ca000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xe06a9fb0 to 0xe06a9ff8) INFO: task kworker/0:527:6468 blocked for more than 474 seconds. [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eceb1e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a5880 r5:849b8f8c r4:849b8c00 r10:00000000 r9:851b8080 r8:8027ed34 r7:ecbfde60 r6:851b8100 r5:848ae000 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:528:6471 blocked for more than 474 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:528 state:D stack:0 pid:6471 tgid:6471 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecf79d84 r8:00000002 r7:60000113 r6:ecf79d8c r5:848abc00 r4:848abc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:848abc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf79e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bf1c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848abc00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e7000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ec759000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849b838c r4:849b8000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849b838c r4:851b8000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848abc00 r8:851b802c r7:82804d40 r6:dddced40 r5:dddced60 r4:851b8000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b8000 r8:8027ed34 r7:ecbfde60 r6:851b8180 r5:848abc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf79fb0 to 0xecf79ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:857a5080 INFO: task kworker/0:528:6471 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac11e4 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd79e08 r4:00000000 r5:00001000 r4:ec6cf000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 9d60: 800e0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:82918644 r9:ecf81d84 r8:00000002 r7:60000013 r6:ecf81d8c r5:848ac800 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) r5:00001000 r4:ec7c3000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848ac800 r8:851b832c r7:82804d40 r6:dddced40 r5:dddced60 r4:851b8300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b8300 r8:8027ed34 r7:ecf79e60 r6:851b8380 r5:848ac800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf81fb0 to 0xecf81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851bf180 INFO: task kworker/0:530:6475 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: a4ad1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:531:6477 blocked for more than 474 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:531 state:D stack:0 pid:6477 tgid:6477 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecf8dd84 r8:00000002 r7:60000013 r6:ecf8dd8c r5:8592e000 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf8de08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bf500 r7:dddced40 r6:83018000 r5:8596478c r4:851b8400 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:533:6481 blocked for more than 474 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:533 state:D stack:0 pid:6481 tgid:6481 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecf9dd84 r8:00000002 r7:60000013 r6:ecf9dd8c r5:85928c00 r4:85928c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85928c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf9de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bfa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85928c00 r7:00000000 r6:83018000 r5:00001000 r4:7f1f5000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc05000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8596578c r4:85965400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8596578c r4:851b8500 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85928c00 r8:851b852c r7:82804d40 r6:dddced40 r5:dddced60 r4:851b8500 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b8500 r8:8027ed34 r7:ecf95e60 r6:84b84d00 r5:85928c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf9dfb0 to 0xecf9dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851bf580 INFO: task kworker/0:533:6481 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:85964f8c r4:85964c00 r4:851b8580 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:535:6485 blocked for more than 474 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:535 state:D stack:0 pid:6485 tgid:6485 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecfa9d84 r8:00000002 r7:60000113 r6:ecfa9d8c r5:8592ec00 r4:8592ec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8592ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfa9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851bf840 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8592ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f1f3000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecb29000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8596538c r4:85965000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8596538c r4:851b8600 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8592ec00 r8:851b862c r7:82804d40 r6:dddced40 r5:dddced60 r4:851b8600 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b8600 r8:8027ed34 r7:ecf9de60 r6:84b84e00 r5:8592ec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecfa9fb0 to 0xecfa9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851bf700 INFO: task kworker/0:535:6485 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: a55b6000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r5:8501a38c r4:8501a000 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82918644 r9:ecfadd84 r8:00000002 r7:60000113 r6:ecfadd8c r5:8592d400 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xecfadfb0 to 0xecfadff8) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8501a38c r4:8501a000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 INFO: task kworker/0:537:6490 blocked for more than 474 seconds. r5:85930000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f4480 r7:dddced40 r6:83018000 r5:8596778c r4:851b8700 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85930000 r8:851b872c r7:82804d40 r6:dddced40 r5:dddced60 r4:851b8700 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b8700 r8:8027ed34 r7:ecfade60 r6:84b84f00 r5:85930000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecfb5fb0 to 0xecfb5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851bfb80 INFO: task kworker/0:537:6490 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: a5c1a000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:538:6491 blocked for more than 474 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:538 state:D stack:0 pid:6491 tgid:6491 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r4:85930c00 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfb9e08 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:00001000 r4:ecdef000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r5:8501a38c r4:8501a000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfc1e08 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:00000000 r9:851b8800 r8:8027ed34 r7:ecfb5e60 r6:85789000 r5:85932400 r4:851bff00 Workqueue: events bpf_prog_free_deferred 9d60: 800e0013 ffffffff r4:e06a9dc0 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:540:6495 blocked for more than 474 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:540 state:D stack:0 pid:6495 tgid:6495 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecfc9d84 r8:00000002 r7:60000113 r6:ecfc9d8c r5:85931800 r4:85931800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85931800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfc9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a5ac0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85931800 r7:00000000 r6:83018000 r5:00001000 r4:7f1fd000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece01000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8596678c r4:85966400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8596678c r4:851b8880 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85931800 r8:851b88ac r7:82804d40 r6:dddced40 r5:dddced60 r4:851b8880 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b8880 r8:8027ed34 r7:ecfb5e60 r6:85789080 r5:85931800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecfc9fb0 to 0xecfc9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:857a56c0 INFO: task kworker/0:540:6495 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: a674e000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r5:8501a38c r4:8501a000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:8508f600 task:kworker/0:541 state:D stack:0 pid:6498 tgid:6498 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) r5:00001000 r4:ece0b000 r10:61c88647 r9:85933c00 r8:851b892c r7:82804d40 r6:dddced40 r5:dddced60 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 INFO: task kworker/0:542:6500 blocked for more than 474 seconds. r4:85935400 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xecfd5fb0 to 0xecfd5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:855f40c0 INFO: task kworker/0:542:6500 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: a674e000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:543:6501 blocked for more than 474 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:543 state:D stack:0 pid:6501 tgid:6501 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecfd9d84 r8:00000002 r7:60000113 r6:ecfd9d8c r5:85936000 r4:85936000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85936000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfd9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f4380 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85936000 r7:00000000 r6:83018000 r5:00001000 r4:7f203000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece21000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8596738c r4:85967000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8596738c r4:851b8a00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85936000 r8:851b8a2c r7:82804d40 r6:dddced40 r5:dddced60 r4:851b8a00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b8a00 r8:8027ed34 r7:ecfb5e60 r6:85789200 r5:85936000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecfd9fb0 to 0xecfd9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:544:6505 blocked for more than 474 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:544 state:D stack:0 pid:6505 tgid:6505 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecfe9d84 r8:00000002 r7:60000013 r6:ecfe9d8c r5:85934800 r4:85934800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85934800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecfe9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f4540 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85934800 r7:00000000 r6:83018000 r5:00001000 r4:7f207000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece3f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85967b8c r4:85967800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85967b8c r4:851b8a80 r10:61c88647 r9:85934800 r8:851b8aac r7:82804d40 r6:dddced40 r5:dddced60 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xe06a9fb0 to 0xe06a9ff8) Not tainted 6.15.0-syzkaller #0 r5:85933000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 9d60: 800e0013 ffffffff [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:546:6509 blocked for more than 474 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:546 state:D stack:0 pid:6509 tgid:6509 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecff9d84 r8:00000002 r7:60000013 r6:ecff9d8c r5:85938c00 r4:85938c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85938c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecff9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:855f4800 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85938c00 r7:00000000 r6:83018000 r5:00001000 r4:7f20b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece51000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8596838c r4:85968000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8596838c r4:851b8b80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85938c00 r8:851b8bac r7:82804d40 r6:dddced40 r5:dddced60 r4:851b8b80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b8b80 r8:8027ed34 r7:ecfede60 r6:85789380 r5:85938c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecff9fb0 to 0xecff9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:855f4780 INFO: task kworker/0:546:6509 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: a72bd000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:547 state:D stack:0 pid:6510 tgid:6510 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) r5:00001000 r4:ece59000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85938000 r7:00000000 r6:83018000 r5:00001000 r4:7f213000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece7d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8596938c r4:85969000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8596938c r4:851b8c80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85938000 r8:851b8cac r7:82804d40 r6:dddced40 r5:dddced60 r4:851b8c80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b8c80 r8:8027ed34 r7:ecffde60 r6:85789480 r5:85938000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed005fb0 to 0xed005ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:855f48c0 INFO: task kworker/0:548:6512 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: a76ec000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:549 state:D stack:0 pid:6513 tgid:6513 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf89e08 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r9:83018005 r8:848ab000 r7:00000000 r6:83018000 r5:00001000 r4:7f20f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece67000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85968b8c r4:85968800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85968b8c r4:851b8d00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848ab000 r8:851b8d2c r7:82804d40 r6:dddced40 r5:dddced60 r4:851b8d00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b8d00 r8:8027ed34 r7:ed005e60 r6:851b8d80 r5:848ab000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf89fb0 to 0xecf89ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:855f48c0 INFO: task kworker/0:549:6513 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: a7bc2000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xe06a9fb0 to 0xe06a9ff8) INFO: task kworker/0:550:6516 blocked for more than 475 seconds. r5:848a8c00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed001e08 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r5:00001000 r4:dfb77000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:551 state:D stack:0 pid:6517 tgid:6517 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) r5:00001000 r4:ece9b000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r4:851b8f00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:851b8f00 r8:8027ed34 r7:ed005e60 r6:851b8f80 r5:848a9800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf85fb0 to 0xecf85ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:855f4c00 INFO: task kworker/0:551:6517 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: a82bd000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:552:6520 blocked for more than 475 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:552 state:D stack:0 pid:6520 tgid:6520 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed00dd84 r8:00000002 r7:60000113 r6:ed00dd8c r5:848aa400 r4:848aa400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:848aa400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed00de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r4:00000000 r9:83018005 r8:848aa400 r7:00000000 r6:83018000 r5:00001000 r4:7f215000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece89000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8596978c r4:85969400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8596978c r4:83cb7000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848aa400 r8:83cb702c r7:82804d40 r6:dddced40 r5:dddced60 r4:83cb7000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83cb7000 r8:8027ed34 r7:ecf85e60 r6:83cb7080 r5:848aa400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed00dfb0 to 0xed00dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8528de80 INFO: task kworker/0:552:6520 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: a82bd000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r5:8501a38c r4:8501a000 r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) INFO: task kworker/0:553:6522 blocked for more than 475 seconds. r4:848ad400 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed015e08 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:00000000 r9:83cb7200 r8:8027ed34 r7:ed015e60 r6:83cb7280 r5:858b1800 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847a20c0 INFO: task kworker/0:554:6524 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: a8776000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:555:6526 blocked for more than 475 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:555 state:D stack:0 pid:6526 tgid:6526 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed01de08 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:858c0000 r7:00000000 r6:83018000 r5:00001000 r4:7f21b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecec3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8596a38c r4:8596a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8596a38c r4:83cb7300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:858c0000 r8:83cb732c r7:82804d40 r6:dddced40 r5:dddced60 r4:83cb7300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83cb7300 r8:8027ed34 r7:ed019e60 r6:83cb7380 r5:858c0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed01dfb0 to 0xed01dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847a2300 INFO: task kworker/0:555:6526 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: a8776000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:556:6529 blocked for more than 475 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:556 state:D stack:0 pid:6529 tgid:6529 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed029d84 r8:00000002 r7:60000113 r6:ed029d8c r5:858c0c00 r4:858c0c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed029e08 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 9d20: a8c77000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r5:8501a38c r4:8501a000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) r5:00001000 r4:ed031000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r5:00001000 r4:dfb77000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:558 state:D stack:0 pid:6531 tgid:6531 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:858c3000 r7:00000000 r6:83018000 r5:00001000 r4:7f223000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed03f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8596b38c r4:8596b000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8596b38c r4:83cb7600 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:858c3000 r8:83cb762c r7:82804d40 r6:dddced40 r5:dddced60 r4:83cb7600 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83cb7600 r8:8027ed34 r7:ed011e60 r6:83cb7680 r5:858c3000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed03dfb0 to 0xed03dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847a2440 INFO: task kworker/0:558:6531 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: a9133000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed035e08 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xed035fb0 to 0xed035ff8) Workqueue: events bpf_prog_free_deferred r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r4:8508f600 task:kworker/0:560 state:D stack:0 pid:6536 tgid:6536 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a2b40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:858c4800 r7:00000000 r6:83018000 r5:00001000 r4:7f229000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed059000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8596bf8c r4:8596bc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8596bf8c r4:83cb7800 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:858c4800 r8:83cb782c r7:82804d40 r6:dddced40 r5:dddced60 r4:83cb7800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83cb7800 r8:8027ed34 r7:ed035e60 r6:83cb7880 r5:858c4800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed049fb0 to 0xed049ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847a2840 INFO: task kworker/0:560:6536 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: a96f6000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:561:6538 blocked for more than 475 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:561 state:D stack:0 pid:6538 tgid:6538 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed051e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:858c5400 r8:83cb792c r7:82804d40 r6:dddced40 r5:dddced60 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) INFO: task kworker/0:562:6540 blocked for more than 475 seconds. r4:858c6000 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847a2d40 r5:8597038c r4:85970000 r10:00000000 r9:83cb7a00 r8:8027ed34 r7:ed049e60 r6:83cb7a80 r5:858c6000 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: a96f6000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:563:6542 blocked for more than 475 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:563 state:D stack:0 pid:6542 tgid:6542 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 9d20: a96f6000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:82918644 r9:ed071d84 r8:00000002 r7:60000113 r6:ed071d8c r5:858c2400 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:858c2400 r8:83cb7c2c r7:82804d40 r6:dddced40 r5:dddced60 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed079e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:852c4140 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:853f8000 r7:00000000 r6:83018000 r5:00001000 r4:7f1dd000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eb5b3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85970f8c r4:85970c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85970f8c r4:83cb7d00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:853f8000 r8:83cb7d2c r7:82804d40 r6:dddced40 r5:dddced60 r4:83cb7d00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:83cb7d00 r8:8027ed34 r7:ed071e60 r6:83cb7d80 r5:853f8000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed079fb0 to 0xed079ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852c4100 INFO: task kworker/0:565:6550 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: a9ae0000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:566:6551 blocked for more than 475 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:566 state:D stack:0 pid:6551 tgid:6551 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed089d84 r8:00000002 r7:60000113 r6:ed089d8c r5:853f8c00 r4:853f8c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:853f8c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed089e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85610e00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:853f8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f2fb000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed2e9000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Exception stack(0xe06a9d20 to 0xe06a9d68) r4:e06a9dc0 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) r4:8508f600 Workqueue: events bpf_prog_free_deferred [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed08de08 r9:83018005 r8:853f9800 r7:00000000 r6:83018000 r5:00001000 r4:7f22f000 r10:61c88647 r9:853f9800 r8:83cb7f2c r7:82804d40 r6:dddced40 r5:dddced60 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r4:e06a9dc0 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:568:6554 blocked for more than 475 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:568 state:D stack:0 pid:6554 tgid:6554 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed091d84 r8:00000002 r7:60000113 r6:ed091d8c r5:853fa400 r4:853fa400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:853fa400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed091e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85609480 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:853fa400 r7:00000000 r6:83018000 r5:00001000 r4:7f1df000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ebcdd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8597178c r4:85971400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8597178c r4:85288000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:853fa400 r8:8528802c r7:82804d40 r6:dddced40 r5:dddced60 r4:85288000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85288000 r8:8027ed34 r7:ed089e60 r6:85288080 r5:853fa400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed091fb0 to 0xed091ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:852c4100 INFO: task kworker/0:568:6554 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: aa626000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82918644 r9:ed109d84 r8:00000002 r7:60000113 r6:ed109d8c r5:853fbc00 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r9:83018005 r8:853fbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f1e1000 r10:61c88647 r9:853fbc00 r8:8528812c r7:82804d40 r6:dddced40 r5:dddced60 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9d20: aabde000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8508f600 Workqueue: events bpf_prog_free_deferred [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed021e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7e040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:853fec00 r7:00000000 r6:83018000 r5:00001000 r4:7f56d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed4c3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849bdf8c r4:849bdc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849bdf8c r4:85288200 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:853fec00 r8:8528822c r7:82804d40 r6:dddced40 r5:dddced60 r4:85288200 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85288200 r8:8027ed34 r7:ed089e60 r6:85288280 r5:853fec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed021fb0 to 0xed021ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85609740 INFO: task kworker/0:570:6603 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: aabde000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:571:7029 blocked for more than 475 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:571 state:D stack:0 pid:7029 tgid:7029 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed779d84 r8:00000002 r7:60000113 r6:ed779d8c r5:853fb000 r4:853fb000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:853fb000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 r4:82ac11e4 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8501a38c r4:8501a000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:572 state:D stack:0 pid:7031 tgid:7031 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7e380 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:853fe000 r7:00000000 r6:83018000 r5:00001000 r4:7f571000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed4dd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849bd78c r4:849bd400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849bd78c r4:85288480 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:853fe000 r8:852884ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85288480 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85288480 r8:8027ed34 r7:ed779e60 r6:85288500 r5:853fe000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed791fb0 to 0xed791ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a7e1c0 INFO: task kworker/0:572:7031 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: ab1e7000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r4:e06a9dc0 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed79de08 r5:00001000 r4:ed4f9000 r10:61c88647 r9:85768000 r8:852886ac r7:82804d40 r6:dddced40 r5:dddced60 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: ab1e7000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:575:7037 blocked for more than 475 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:575 state:D stack:0 pid:7037 tgid:7037 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed7a1d84 r8:00000002 r7:60000013 r6:ed7a1d8c r5:8576a400 r4:8576a400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8576a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7a1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7ed80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8576a400 r7:00000000 r6:83018000 r5:00001000 r4:7f57d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed64f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:85288780 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r5:00001000 r4:dfb77000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7e940 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8593c800 r7:00000000 r6:83018000 r5:00001000 r4:7f577000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed50d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849bcb8c r4:849bc800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849bcb8c r4:85288800 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8593c800 r8:8528882c r7:82804d40 r6:dddced40 r5:dddced60 r4:85288800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85288800 r8:8027ed34 r7:ed7a1e60 r6:85789680 r5:8593c800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed7a5fb0 to 0xed7a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a7e700 INFO: task kworker/0:576:7038 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: abb26000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7a9e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:8593ec00 r8:852888ac r7:82804d40 r6:dddced40 r5:dddced60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:578:7043 blocked for more than 475 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:578 state:D stack:0 pid:7043 tgid:7043 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed799d84 r8:00000002 r7:60000113 r6:ed799d8c r5:8576b000 r4:8576b000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8576b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed799e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7e680 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r5:00001000 r4:ed537000 r10:61c88647 r9:8576b000 r8:852889ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85288980 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85288980 r8:8027ed34 r7:ed7a1e60 r6:85288a00 r5:8576b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed799fb0 to 0xed799ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a7eb80 INFO: task kworker/0:578:7043 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r4:00000000 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r5:00001000 r4:dfb77000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82918644 r9:ed7b1d84 r8:00000002 r7:60000113 r6:ed7b1d8c r5:8576bc00 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r7:dddced40 r6:83018000 r5:849bbb8c r4:85288900 Exception stack(0xed7b1fb0 to 0xed7b1ff8) Workqueue: events bpf_prog_free_deferred 9d60: 800e0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:580:7048 blocked for more than 475 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:580 state:D stack:0 pid:7048 tgid:7048 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed7b9d84 r8:00000002 r7:60000013 r6:ed7b9d8c r5:85768c00 r4:85768c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85768c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7b9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a70000 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85768c00 r7:00000000 r6:83018000 r5:00001000 r4:7f581000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed669000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85add78c r4:85add400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85add78c r4:85288b00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85768c00 r8:85288b2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85288b00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85288b00 r8:8027ed34 r7:ed7b1e60 r6:85288b80 r5:85768c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed7b9fb0 to 0xed7b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a7c140 INFO: task kworker/0:580:7048 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 9d60: 800e0013 ffffffff r4:e06a9dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r4:e06a9dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:85093380 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) r5:00001000 r4:ed6f5000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) Exception stack(0xed7c1fb0 to 0xed7c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a7c380 INFO: task kworker/0:582:7052 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: ac20b000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:583:7054 blocked for more than 475 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:583 state:D stack:0 pid:7054 tgid:7054 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed7cdd84 r8:00000002 r7:60000013 r6:ed7cdd8c r5:8576c800 r4:8576c800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8576c800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7cde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7cb40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8576c800 r7:00000000 r6:83018000 r5:00001000 r4:7f58f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed6e3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849baf8c r4:849bac00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849baf8c r4:85288e00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8576c800 r8:85288e2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85288e00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85288e00 r8:8027ed34 r7:ed7c1e60 r6:85288e80 r5:8576c800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed7cdfb0 to 0xed7cdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a7c580 INFO: task kworker/0:583:7054 is blocked on a mutex likely owned by task kworker/1:134:3830. Workqueue: events bpf_prog_free_deferred 9d20: acb9a000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:584:7060 blocked for more than 475 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:584 state:D stack:0 pid:7060 tgid:7060 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed7add84 r8:00000002 r7:60000113 r6:ed7add8c r5:8593d400 r4:8593d400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r7:dddced40 r6:83018000 r5:8598078c r4:85288f00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8593d400 r8:85288f2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85288f00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85288f00 r8:8027ed34 r7:ed7c1e60 r6:85789780 r5:8593d400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed7adfb0 to 0xed7adff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a7cc80 INFO: task kworker/0:584:7060 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: acb9a000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8501a38c r4:8501a000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7b5e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a2000 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8593a400 r7:00000000 r6:83018000 r5:00001000 r4:7f52b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc0d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8598138c r4:85981000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8598138c r4:85288f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8593a400 r8:85288fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85288f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85288f80 r8:8027ed34 r7:ed7ade60 r6:85789800 r5:8593a400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed7b5fb0 to 0xed7b5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:8501a38c r4:8501a000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:586 state:D stack:0 pid:7063 tgid:7063 ppid:2 task_flags:0x4208060 flags:0x00000000 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r4:e06a9dc0 r4:00000000 r5:00001000 r4:dfb77000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7d5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7ecc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8593b000 r7:00000000 r6:83018000 r5:00001000 r4:7f59b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed7f3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85980f8c r4:85980c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85980f8c r4:830cd380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8593b000 r8:830cd3ac r7:82804d40 r6:dddced40 r5:dddced60 r4:830cd380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:830cd380 r8:8027ed34 r7:ed7b5e60 r6:85789900 r5:8593b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed7d5fb0 to 0xed7d5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a7ce80 INFO: task kworker/0:587:7066 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: ace5f000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:588:7070 blocked for more than 475 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:588 state:D stack:0 pid:7070 tgid:7070 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed7e9d84 r8:00000002 r7:60000013 r6:ed7e9d8c r5:8593e000 r4:8593e000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed7e9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a2240 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8593e000 r7:00000000 r6:83018000 r5:00001000 r4:7f531000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc3f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8598178c r4:85981400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8598178c r4:85627000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8593e000 r8:8562702c r7:82804d40 r6:dddced40 r5:dddced60 r4:85627000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85627000 r8:8027ed34 r7:ed7b5e60 r6:85789980 r5:8593e000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed7e9fb0 to 0xed7e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:857a2100 INFO: task kworker/0:588:7070 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: ad2b3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) r5:00001000 r4:ed13b000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:00000000 r4:82ac11e4 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:591:7078 blocked for more than 475 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:591 state:D stack:0 pid:7078 tgid:7078 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed805d84 r8:00000002 r7:60000113 r6:ed805d8c r5:85770c00 r4:85770c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85770c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed805e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a2a80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85770c00 r7:00000000 r6:83018000 r5:00001000 r4:7f5a5000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed375000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8598238c r4:85982000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8598238c r4:85627280 r4:00000001 r4:857a2680 Workqueue: events bpf_prog_free_deferred r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xed7f1fb0 to 0xed7f1ff8) Workqueue: events bpf_prog_free_deferred 9d60: 800e0013 ffffffff [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 INFO: task kworker/0:593:7082 blocked for more than 475 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:593 state:D stack:0 pid:7082 tgid:7082 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed755d84 r8:00000002 r7:60000113 r6:ed755d8c r5:85936c00 r4:85936c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85936c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed755e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618280 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85936c00 r7:00000000 r6:83018000 r5:00001000 r4:7f5b7000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed5eb000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85983b8c r4:85983800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85983b8c r4:85627400 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85936c00 r8:8562742c r7:82804d40 r6:dddced40 r5:dddced60 r4:85627400 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85627400 r8:8027ed34 r7:ed7f1e60 r6:85789a80 r5:85936c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed755fb0 to 0xed755ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:857a2940 INFO: task kworker/0:593:7082 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: addb5000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r5:00001000 r4:dfb77000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 9d20: addb5000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:595:7088 blocked for more than 475 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:595 state:D stack:0 pid:7088 tgid:7088 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed811d84 r8:00000002 r7:60000013 r6:ed811d8c r5:85af8000 r4:85af8000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85af8000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed811e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857a2e80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85af8000 r7:00000000 r6:83018000 r5:00001000 r4:7f5ad000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed463000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85982f8c r4:85982c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:8508f600 Workqueue: events bpf_prog_free_deferred r10:82918644 r9:ed80dd84 r8:00000002 r7:60000013 r6:ed80dd8c r5:85af8c00 r4:85af8c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85af8c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed80de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85af8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f5b3000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed5c1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8598378c r4:85983400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8598378c r4:85627580 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85af8c00 r8:856275ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85627580 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85627580 r8:8027ed34 r7:ed755e60 r6:85789c00 r5:85af8c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed80dfb0 to 0xed80dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:857a2380 INFO: task kworker/0:596:7091 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: ae137000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed815e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r5:00001000 r4:dfb77000 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:598:7097 blocked for more than 475 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:598 state:D stack:0 pid:7097 tgid:7097 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed825d84 r8:00000002 r7:60000113 r6:ed825d8c r5:85afbc00 r4:85afbc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85afbc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed825e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618340 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85afbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f5b9000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed5f7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85983f8c r4:85983c00 r10:61c88647 r9:85afbc00 r8:856276ac r7:82804d40 r6:dddced40 r5:dddced60 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:599:7100 blocked for more than 475 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:599 state:D stack:0 pid:7100 tgid:7100 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed831d84 r8:00000002 r7:60000113 r6:ed831d8c r5:85af9800 r4:85af9800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85af9800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed831e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618480 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xed835fb0 to 0xed835ff8) Workqueue: events bpf_prog_free_deferred 9d20: aeb84000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:601:7103 blocked for more than 475 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:601 state:D stack:0 pid:7103 tgid:7103 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed83dd84 r8:00000002 r7:60000113 r6:ed83dd8c r5:85afc800 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618780 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe06a9d20 to 0xe06a9d68) r4:e06a9dc0 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/0:602:7105 blocked for more than 475 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:602 state:D stack:0 pid:7105 tgid:7105 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed845d84 r8:00000002 r7:60000013 r6:ed845d8c r5:85afb000 r4:85afb000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85afb000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed845e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618900 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85afb000 r7:00000000 r6:83018000 r5:00001000 r4:7f5c1000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed74b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85984f8c r4:85984c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85984f8c r4:85627880 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85afb000 r8:856278ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85627880 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85627880 r8:8027ed34 r7:ed815e60 r6:85789f00 r5:85afb000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:8508f600 Workqueue: events bpf_prog_free_deferred [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xed84dfb0 to 0xed84dff8) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: af62c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:85093380 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed855e08 r9:83018005 r8:85a89800 r7:00000000 r6:83018000 r5:00001000 r4:7f5c5000 r10:00000000 r9:85627980 r8:8027ed34 r7:ed815e60 r6:85789580 r5:85a89800 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) Not tainted 6.15.0-syzkaller #0 r5:85a8b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xed85dfb0 to 0xed85dff8) Workqueue: events bpf_prog_free_deferred [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: afb13000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:606:7113 blocked for more than 475 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:606 state:D stack:0 pid:7113 tgid:7113 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed86dd84 r8:00000002 r7:60000113 r6:ed86dd8c r5:85a88c00 r4:85a88c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85a88c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed86de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85618d80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85a88c00 r7:00000000 r6:83018000 r5:00001000 r4:7f5c9000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed85f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85985f8c r4:85985c00 r10:61c88647 r9:85a88c00 r8:85627aac r7:82804d40 r6:dddced40 r5:dddced60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r5:85773000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8598638c r4:85986000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8598638c r4:85627b00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85773000 r8:85627b2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85627b00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85627b00 r8:8027ed34 r7:ed85de60 r6:85627b80 r5:85773000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed81dfb0 to 0xed81dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85618dc0 INFO: task kworker/0:607:7114 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: afb13000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 r5:00001000 r4:dfb77000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82918644 r9:ed885d84 r8:00000002 r7:60000113 r6:ed885d8c r5:85a8a400 r5:85a8a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed885e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7b040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85a8a400 r7:00000000 r6:83018000 r5:00001000 r4:7f5cf000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed87d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85986b8c r4:85986800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85986b8c r4:85627c00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85a8a400 r8:85627c2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85627c00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85627c00 r8:8027ed34 r7:ed85de60 r6:85b04100 r5:85a8a400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed885fb0 to 0xed885ff8) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:800e0013 r4:80239bd0 r4:e06a9dc0 r5:00001000 r4:dfb77000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:609:7118 blocked for more than 475 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:609 state:D stack:0 pid:7118 tgid:7118 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed889d84 r8:00000002 r7:60000113 r6:ed889d8c r5:85a8c800 r5:85a8c800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed889e08 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:85a8c800 r8:85627cac r7:82804d40 r6:dddced40 r5:dddced60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:85a8bc00 r4:82918640 r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xed895fb0 to 0xed895ff8) INFO: task kworker/0:610:7120 is blocked on a mutex likely owned by task kworker/1:134:3830. 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:611:7122 blocked for more than 475 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:611 state:D stack:0 pid:7122 tgid:7122 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed8a5d84 r8:00000002 r7:60000013 r6:ed8a5d8c r5:85a8d400 r4:85a8d400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85a8d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8a5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7b380 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85a8d400 r7:00000000 r6:83018000 r5:00001000 r4:7f4e3000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc2f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85a8e000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:85627e00 dfa0: 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r4:e06a9dc0 r5:00001000 r4:dfb77000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed869d84 r8:00000002 r7:60000113 r6:ed869d8c r5:85773c00 r4:85773c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85773c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed869e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7b4c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85773c00 r7:00000000 r6:83018000 r5:00001000 r4:7f561000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecf8f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85987b8c r4:85987800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85987b8c r4:85627e80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85773c00 r8:85627eac r7:82804d40 r6:dddced40 r5:dddced60 r4:85627e80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85627e80 r8:8027ed34 r7:ed8ade60 r6:85627f00 r5:85773c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed869fb0 to 0xed869ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a7b3c0 INFO: task kworker/0:613:7126 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: b0748000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85774800 r5:85774800 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:85627f80 5fa0: 00000000 00000000 00000000 00000000 r4:00000000 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-syzkaller #0 r5:85775400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r10:61c88647 r9:85775400 r8:85a2b0ac r7:82804d40 r6:dddced40 r5:dddced60 r10:00000000 r9:85a2b080 r8:8027ed34 r7:ed8b5e60 r6:85a2b100 r5:85775400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed8b9fb0 to 0xed8b9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a7b800 INFO: task kworker/0:615:7132 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: b1187000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:616:7134 blocked for more than 475 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:616 state:D stack:0 pid:7134 tgid:7134 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed8c1d84 r8:00000002 r7:60000113 r6:ed8c1d8c r5:85776000 r5:85776000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 r5:85988b8c r4:85988800 r4:85a2b180 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r5:00001000 r4:dfb77000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r5:85776c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:85988f8c r4:85988c00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) INFO: task kworker/0:617:7135 is blocked on a mutex likely owned by task kworker/1:134:3830. [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:618:7138 blocked for more than 475 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:618 state:D stack:0 pid:7138 tgid:7138 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed8c5d84 r8:00000002 r7:60000013 r6:ed8c5d8c r5:85771800 r4:85771800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85771800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8c5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7bdc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85771800 r7:00000000 r6:83018000 r5:00001000 r4:7f56d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed4f3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8598938c r4:85989000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8598938c r4:85a2b380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85771800 r8:85a2b3ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85a2b380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85a2b380 r8:8027ed34 r7:ed819e60 r6:85a2b400 r5:85771800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed8c5fb0 to 0xed8c5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a7bc80 INFO: task kworker/0:618:7138 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) Exception stack(0xe06a9d20 to 0xe06a9d68) r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:8576ec00 r4:82918640 r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe06a9d20 to 0xe06a9d68) r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:620:7141 blocked for more than 475 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:620 state:D stack:0 pid:7141 tgid:7141 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed8d1d84 r8:00000002 r7:60000113 r6:ed8d1d8c r5:85780000 r4:85780000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85780000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8d1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9b340 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85780000 r7:00000000 r6:83018000 r5:00001000 r4:7f575000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed665000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85989b8c r4:85989800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85989b8c r4:85a2b580 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85780000 r8:85a2b5ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85a2b580 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85a2b580 r8:8027ed34 r7:ed8cde60 r6:85a2b600 r5:85780000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed8d1fb0 to 0xed8d1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a7be80 INFO: task kworker/0:620:7141 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: b15b7000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r5:00001000 r4:dfb77000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:85781800 r4:82918640 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579ef40 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85781800 r7:00000000 r6:83018000 r5:00001000 r4:7f571000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed535000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:83d09b8c r4:83d09800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:83d09b8c r4:85a2b680 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85781800 r8:85a2b6ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85a2b680 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85a2b680 r8:8027ed34 r7:ed8d1e60 r6:85a2b700 r5:85781800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed8d5fb0 to 0xed8d5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a9b0c0 INFO: task kworker/0:621:7142 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:85780c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r4:e06a9dc0 r5:00001000 r4:dfb77000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r4:8508f600 task:kworker/0:623 state:D stack:0 pid:7148 tgid:7148 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85783000 r4:82918640 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r10:61c88647 r9:85783000 r8:85a2b8ac r7:82804d40 r6:dddced40 r5:dddced60 Exception stack(0xed8c9fb0 to 0xed8c9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a9b3c0 INFO: task kworker/0:623:7148 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: b1f28000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:624 state:D stack:0 pid:7151 tgid:7151 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85783c00 r4:82918640 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9b740 r7:dddced40 r6:83018000 r5:8598a78c r4:85a2b980 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe06a9d20 to 0xe06a9d68) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:85afec00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:85a2ba80 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: b2306000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:626:7154 blocked for more than 476 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:626 state:D stack:0 pid:7154 tgid:7154 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed8f1d84 r8:00000002 r7:60000113 r6:ed8f1d8c r5:85a8ec00 r4:85a8ec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85a8ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8f1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:85a9b800 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82918644 r9:ed8f9d84 r8:00000002 r7:60000113 r6:ed8f9d8c r5:85ab0c00 r5:85ab0c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed8f9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9bb80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85ab0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f583000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed6e1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8598b38c r4:8598b000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8598b38c r4:85a2bb80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85ab0c00 r8:85a2bbac r7:82804d40 r6:dddced40 r5:dddced60 r4:85a2bb80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85a2bb80 r8:8027ed34 r7:ed8f1e60 r6:85b04480 r5:85ab0c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed8f9fb0 to 0xed8f9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a9b9c0 INFO: task kworker/0:627:7156 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: b2306000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:85ab1800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:85b0c38c r4:85b0c000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r4:00000000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85ab0000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed909e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9bc40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85ab0000 r7:00000000 r6:83018000 r5:00001000 r4:7f585000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed6f7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8598b78c r4:8598b400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8598b78c r4:85a2bc80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85ab0000 r8:85a2bcac r7:82804d40 r6:dddced40 r5:dddced60 r4:85a2bc80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85a2bc80 r8:8027ed34 r7:ed8fde60 r6:85b04580 r5:85ab0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed909fb0 to 0xed909ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a9bac0 INFO: task kworker/0:629:7160 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:8508f600 task:kworker/0:630 state:D stack:0 pid:7162 tgid:7162 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85ab2400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:00000000 r9:85a2bd00 r8:8027ed34 r7:ed8fde60 r6:85b04600 r5:85ab2400 INFO: task kworker/0:630:7162 is blocked on a mutex likely owned by task kworker/1:134:3830. 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r4:00000000 r5:00001000 r4:dfb77000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:631 state:D stack:0 pid:7163 tgid:7163 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85ab3c00 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85ab3c00 r7:00000000 r6:83018000 r5:00001000 r4:7f591000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed78b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8598bf8c r4:8598bc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:8598bf8c r4:85a2bd80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85ab3c00 r8:85a2bdac r7:82804d40 r6:dddced40 r5:dddced60 r4:85a2bd80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85a2bd80 r8:8027ed34 r7:ed8fde60 r6:85b04680 r5:85ab3c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed911fb0 to 0xed911ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a9bd80 INFO: task kworker/0:631:7163 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: b31a0000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8501a38c r4:8501a000 r4:85093380 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) r4:8508f600 task:kworker/0:632 state:D stack:0 pid:7166 tgid:7166 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85ab4800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed915e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85715100 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85ab4800 r7:00000000 r6:83018000 r5:00001000 r4:7f595000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed7e1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b0c78c r4:85b0c400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b0c78c r4:85a2be00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85ab4800 r8:85a2be2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85a2be00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85a2be00 r8:8027ed34 r7:ed8fde60 r6:85b04700 r5:85ab4800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed915fb0 to 0xed915ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85715100 INFO: task kworker/0:632:7166 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: b3759000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) 9fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/0:633:7168 blocked for more than 476 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:633 state:D stack:0 pid:7168 tgid:7168 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed919d84 r8:00000002 r7:60000113 r6:ed919d8c r5:85ab5400 r4:85ab5400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85ab5400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed919e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857152c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85ab5400 r7:00000000 r6:83018000 r5:00001000 r4:7f5d5000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed7ed000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b0cb8c r4:85b0c800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b0cb8c r4:85a2be80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85ab5400 r8:85a2beac r7:82804d40 r6:dddced40 r5:dddced60 r4:85a2be80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85a2be80 r8:8027ed34 r7:ed915e60 r6:85b04780 r5:85ab5400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed919fb0 to 0xed919ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85715000 INFO: task kworker/0:633:7168 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: b3759000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r5:8501a38c r4:8501a000 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:634:7170 blocked for more than 476 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:634 state:D stack:0 pid:7170 tgid:7170 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed91dd84 r8:00000002 r7:60000013 r6:ed91dd8c r5:85ab6000 r4:85ab6000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85ab6000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed91de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:00000000 r9:85a2bf00 r8:8027ed34 r7:ed919e60 r6:85b04800 r5:85ab6000 INFO: task kworker/0:634:7170 is blocked on a mutex likely owned by task kworker/1:134:3830. Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: b3759000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:85ab6c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85715540 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:636:7174 blocked for more than 476 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:636 state:D stack:0 pid:7174 tgid:7174 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed931d84 r8:00000002 r7:60000013 r6:ed931d8c r5:85ab3000 r4:85ab3000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85ab3000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed931e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85715b00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85ab3000 r7:00000000 r6:83018000 r5:00001000 r4:7f5e1000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed94d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b0e38c r4:85b0e000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b0e38c r4:85aa7000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85ab3000 r8:85aa702c r7:82804d40 r6:dddced40 r5:dddced60 r4:85aa7000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85aa7000 r8:8027ed34 r7:ed929e60 r6:85b04900 r5:85ab3000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Not tainted 6.15.0-syzkaller #0 Workqueue: events bpf_prog_free_deferred r5:85afe000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85715680 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85afe000 r7:00000000 r6:83018000 r5:00001000 r4:7f5db000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed933000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b0d78c r4:85b0d400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b0d78c r4:85aa7080 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85afe000 r8:85aa70ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85aa7080 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85aa7080 r8:8027ed34 r7:ed931e60 r6:85b04980 r5:85afe000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed93dfb0 to 0xed93dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85715780 INFO: task kworker/0:637:7176 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: b40cf000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:638:7177 blocked for more than 476 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:638 state:D stack:0 pid:7177 tgid:7177 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed945d84 r8:00000002 r7:60000113 r6:ed945d8c r5:85ab8000 r4:85ab8000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85ab8000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed945e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:85b0db8c r4:85b0d800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 9d60: 800e0013 ffffffff r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:85ab8c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed951e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85715a00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85ab8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f5df000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed947000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b0df8c r4:85b0dc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b0df8c r4:85aa7180 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85ab8c00 r8:85aa71ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85aa7180 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85aa7180 r8:8027ed34 r7:ed931e60 r6:85b04a80 r5:85ab8c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed951fb0 to 0xed951ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85715700 INFO: task kworker/0:639:7180 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: b46c1000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:640:7182 blocked for more than 476 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:640 state:D stack:0 pid:7182 tgid:7182 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed959d84 r8:00000002 r7:60000013 r6:ed959d8c r5:85ab9800 r4:85ab9800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85ab9800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed959e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85715ec0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xed959fb0 to 0xed959ff8) r4:85715a80 Call trace: 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r4:00000000 r5:8501a38c r4:8501a000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:641:7189 blocked for more than 476 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:641 state:D stack:0 pid:7189 tgid:7189 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed98dd84 r8:00000002 r7:60000013 r6:ed98dd8c r5:85abbc00 r4:85abbc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85abbc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed98de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85715fc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85abbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f5ed000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed985000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b0eb8c r4:85b0e800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b0eb8c r4:85aa7280 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85abbc00 r8:85aa72ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85aa7280 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85aa7280 r8:8027ed34 r7:ed959e60 r6:85b04b80 r5:85abbc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed98dfb0 to 0xed98dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85715e80 INFO: task kworker/0:641:7189 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: b4b2c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r5:00001000 r4:dfb77000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/0:642 state:D stack:0 pid:7190 tgid:7190 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85aba400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:85b0ef8c r4:85b0ec00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:85715e80 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:82918644 r9:ed9a5d84 r8:00000002 r7:60000013 r6:ed9a5d8c r5:85abb000 r5:85abb000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed9a5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa5280 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85abb000 r7:00000000 r6:83018000 r5:00001000 r4:7f5f5000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed9b5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b0fb8c r4:85b0f800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b0fb8c r4:85aa7380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85abb000 r8:85aa73ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85aa7380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85aa7380 r8:8027ed34 r7:ed999e60 r6:85b04c80 r5:85abb000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed9a5fb0 to 0xed9a5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85aa5040 INFO: task kworker/0:643:7192 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: b4f5d000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fa0: 00000000 00000000 00000000 00000000 task:kworker/0:644 state:D stack:0 pid:7193 tgid:7193 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85abd400 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 r5:85b0f38c r4:85b0f000 r10:00000000 r9:85aa7400 r8:8027ed34 r7:ed9a5e60 r6:85b04d00 r5:85abd400 INFO: task kworker/0:644:7193 is blocked on a mutex likely owned by task kworker/1:134:3830. [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:645 state:D stack:0 pid:7196 tgid:7196 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85785400 r4:82918640 r4:00000000 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:646:7198 blocked for more than 476 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:646 state:D stack:0 pid:7198 tgid:7198 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed9add84 r8:00000002 r7:60000113 r6:ed9add8c r5:85784800 r4:85784800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85784800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed9ade08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa5600 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85784800 r7:00000000 r6:83018000 r5:00001000 r4:7f5f9000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed9c9000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b4c38c r4:85b4c000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b4c38c r4:85aa7580 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85784800 r8:85aa75ac r7:82804d40 r6:dddced40 r5:dddced60 r10:00000000 r9:85aa7580 r8:8027ed34 r7:ed9a5e60 r6:85aa7600 r5:85784800 INFO: task kworker/0:646:7198 is blocked on a mutex likely owned by task kworker/1:134:3830. 9d60: 800e0013 ffffffff r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:85786c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:85b0ff8c r4:85b0fc00 r4:85aa7680 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85786000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed9c1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa5740 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85786000 r7:00000000 r6:83018000 r5:00001000 r4:7f5fb000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed9d7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b4c78c r4:85b4c400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b4c78c r4:85aa7780 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85786000 r8:85aa77ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85aa7780 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85aa7780 r8:8027ed34 r7:ed9ade60 r6:85aa7800 r5:85786000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed9c1fb0 to 0xed9c1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85aa5640 INFO: task kworker/0:648:7202 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: b5ab9000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:649:7204 blocked for more than 476 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:649 state:D stack:0 pid:7204 tgid:7204 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed9d5d84 r8:00000002 r7:60000113 r6:ed9d5d8c r5:85782400 r4:85782400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85782400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed9d5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa5ac0 r4:00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r4:85aa5780 r4:00000000 r5:800e0013 r4:80239bd0 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:8576d400 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r4:85aa7980 1fa0: 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r5:00001000 r4:dfb77000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:651:7208 blocked for more than 476 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:651 state:D stack:0 pid:7208 tgid:7208 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ed9e9d84 r8:00000002 r7:60000113 r6:ed9e9d8c r5:85870000 r4:85870000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85870000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed9e9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa5c40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85870000 r7:00000000 r6:83018000 r5:00001000 r4:7f601000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed9f1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b4d38c r4:85b4d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b4d38c r4:85aa7a80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85870000 r8:85aa7aac r7:82804d40 r6:dddced40 r5:dddced60 r4:85aa7a80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85aa7a80 r8:8027ed34 r7:ed9d5e60 r6:85b04d80 r5:85870000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed9e9fb0 to 0xed9e9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85aa5b40 INFO: task kworker/0:651:7208 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:00000000 r5:00001000 r4:dfb77000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:85093380 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:85abec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r7:dddced40 r6:83018000 r5:85b4e38c r4:85aa7b00 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: b6274000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:653:7212 blocked for more than 476 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:653 state:D stack:0 pid:7212 tgid:7212 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eda15d84 r8:00000002 r7:60000113 r6:eda15d8c r5:85abc800 r4:85abc800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85abc800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda15e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa5d00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85abc800 r7:00000000 r6:83018000 r5:00001000 r4:7f603000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed9ff000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b4d78c r4:85b4d400 r7:dddced40 r6:83018000 r5:85b4d78c r4:85aa7b80 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 r5:00001000 r4:dfb77000 r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:654:7213 blocked for more than 476 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:654 state:D stack:0 pid:7213 tgid:7213 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eda19d84 r8:00000002 r7:60000013 r6:eda19d8c r5:85a10000 r4:85a10000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85a10000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda19e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85aa5e80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r5:00001000 r4:eda05000 r5:85b4db8c r4:85b4d800 r7:dddced40 r6:83018000 r5:85b4db8c r4:85aa7c00 r10:00000000 r9:85aa7c00 r8:8027ed34 r7:eda09e60 r6:85b04f00 r5:85a10000 9fa0: 00000000 00000000 00000000 00000000 INFO: task kworker/0:654:7213 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: b6c4d000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:655:7215 blocked for more than 476 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:655 state:D stack:0 pid:7215 tgid:7215 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eda21d84 r8:00000002 r7:60000113 r6:eda21d8c r5:85a11800 r4:85a11800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85a11800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda21e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8579eb40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85a11800 r7:00000000 r6:83018000 r5:00001000 r4:7f607000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced40 r6:83018000 r5:85b4df8c r4:85aa7c80 r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r5:800e0013 r4:80239bd0 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85a10c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b4eb8c r4:85aa7d00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85a10c00 r8:85aa7d2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85aa7d00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85aa7d00 r8:8027ed34 r7:eda09e60 r6:85588000 r5:85a10c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeda39fb0 to 0xeda39ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a9d080 INFO: task kworker/0:656:7218 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: b7012000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 Workqueue: events bpf_prog_free_deferred r5:85a12400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:658 state:D stack:0 pid:7222 tgid:7222 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85a13000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:800e0013 r4:80239bd0 r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:659:7223 blocked for more than 476 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:659 state:D stack:0 pid:7223 tgid:7223 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eda61d84 r8:00000002 r7:60000113 r6:eda61d8c r5:85a13c00 r4:85a13c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85a13c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda61e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9d480 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85a13c00 r7:00000000 r6:83018000 r5:00001000 r4:7f60f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eda57000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b4ef8c r4:85b4ec00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b4ef8c r4:85aa7e80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85a13c00 r8:85aa7eac r7:82804d40 r6:dddced40 r5:dddced60 r4:85aa7e80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85aa7e80 r8:8027ed34 r7:eda55e60 r6:85588180 r5:85a13c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeda61fb0 to 0xeda61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a9d280 INFO: task kworker/0:659:7223 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 9d60: 800e0013 ffffffff r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 9fa0: 00000000 00000000 00000000 00000000 task:kworker/0:660 state:D stack:0 pid:7228 tgid:7228 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85a15400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:85b4f78c r4:85b4f400 r10:00000000 r9:85aa7f00 r8:8027ed34 r7:eda55e60 r6:85588200 r5:85a15400 r4:85a9d640 Workqueue: events bpf_prog_free_deferred 9d60: 800e0013 ffffffff r4:e06a9dc0 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:661:7229 blocked for more than 476 seconds. [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85a16000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed88de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a9d740 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85a16000 r7:00000000 r6:83018000 r5:00001000 r4:7f031000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfc53000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b4fb8c r4:85b4f800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b4fb8c r4:85aa7f80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85a16000 r8:85aa7fac r7:82804d40 r6:dddced40 r5:dddced60 r4:85aa7f80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85aa7f80 r8:8027ed34 r7:ed871e60 r6:85588280 r5:85a16000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed88dfb0 to 0xed88dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a9d640 INFO: task kworker/0:661:7229 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: b7c4d000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:662:7230 blocked for more than 476 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:662 state:D stack:0 pid:7230 tgid:7230 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eda6dd84 r8:00000002 r7:60000013 r6:eda6dd8c r5:85a16c00 r4:85a16c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85a16c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda6de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:85a16c00 r8:852a402c r7:82804d40 r6:dddced40 r5:dddced60 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Exception stack(0xe06a9fb0 to 0xe06a9ff8) Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85abe000 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed851e08 r9:83018005 r8:85abe000 r7:00000000 r6:83018000 r5:00001000 r4:7f623000 r5:85b4ff8c r4:85b4fc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b4ff8c r4:852a4080 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85abe000 r8:852a40ac r7:82804d40 r6:dddced40 r5:dddced60 r4:852a4080 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a4080 r8:8027ed34 r7:eda6de60 r6:85588380 r5:85abe000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed851fb0 to 0xed851ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a9d640 INFO: task kworker/0:663:7231 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: b819c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:664:7322 blocked for more than 476 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:664 state:D stack:0 pid:7322 tgid:7322 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r5:85a1bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559be80 r7:dddced40 r6:83018000 r5:85b5138c r4:852a4100 Exception stack(0xedb6dfb0 to 0xedb6dff8) INFO: task kworker/0:664:7322 is blocked on a mutex likely owned by task kworker/1:134:3830. 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:82918644 r9:edb71d84 r8:00000002 r7:60000113 r6:edb71d8c r5:85a19800 r5:85a19800 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r9:83018005 r8:85a19800 r7:00000000 r6:83018000 r5:00001000 r4:7f62b000 r10:61c88647 r9:85a19800 r8:852a41ac r7:82804d40 r6:dddced40 r5:dddced60 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r5:800e0013 r4:80239bd0 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fa0: 00000000 00000000 00000000 00000000 task:kworker/0:666 state:D stack:0 pid:7326 tgid:7326 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85a1a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edb7de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559bb00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85a1a400 r7:00000000 r6:83018000 r5:00001000 r4:7f62d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed49f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b5078c r4:85b50400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b5078c r4:852a4200 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85a1a400 r8:852a422c r7:82804d40 r6:dddced40 r5:dddced60 r4:852a4200 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a4200 r8:8027ed34 r7:edb6de60 r6:85588500 r5:85a1a400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedb7dfb0 to 0xedb7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8559b9c0 INFO: task kworker/0:666:7326 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: b866c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r5:85a1e000 r4:82918640 r4:00000000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:00000000 r4:00000000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:668:7329 blocked for more than 476 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:668 state:D stack:0 pid:7329 tgid:7329 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edb89d84 r8:00000002 r7:60000113 r6:edb89d8c r5:85a1ec00 r4:85a1ec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85a1ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edb89e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:00001000 r4:ed4fb000 r10:61c88647 r9:85a1ec00 r8:852a432c r7:82804d40 r6:dddced40 r5:dddced60 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r5:8501a38c r4:8501a000 r4:85093380 9fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:85a1b000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r5:00001000 r4:ed609000 r10:61c88647 r9:85a1b000 r8:852a43ac r7:82804d40 r6:dddced40 r5:dddced60 r4:8559bd00 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: b9050000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:85a1d400 r4:82918640 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:8559b340 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r5:8501a38c r4:8501a000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r5:85a18000 r4:82918640 r4:00000000 r9:83018005 r8:85a18000 r7:00000000 r6:83018000 r5:00001000 r4:7f63b000 r4:00000001 r4:8559bf40 Exception stack(0xe06a9d20 to 0xe06a9d68) r4:e06a9dc0 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) 9fa0: 00000000 00000000 00000000 00000000 r4:85a1c800 r5:85a1c800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edba9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8559b1c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85a1c800 r7:00000000 r6:83018000 r5:00001000 r4:7f639000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed673000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b51f8c r4:85b51c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b51f8c r4:852a4500 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85a1c800 r8:852a452c r7:82804d40 r6:dddced40 r5:dddced60 r4:852a4500 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a4500 r8:8027ed34 r7:edba1e60 r6:85588800 r5:85a1c800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedba9fb0 to 0xedba9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8559b3c0 INFO: task kworker/0:672:7337 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: b9a4f000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 r5:00001000 r4:dfb77000 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. r5:85a20c00 r4:82918640 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe06a9d20 to 0xe06a9d68) r4:e06a9dc0 r5:8501a38c r4:8501a000 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:674 state:D stack:0 pid:7341 tgid:7341 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85a20000 r4:82918640 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6b280 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85a20000 r7:00000000 r6:83018000 r5:00001000 r4:7f63d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed6d7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b5278c r4:85b52400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b5278c r4:852a4600 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85a20000 r8:852a462c r7:82804d40 r6:dddced40 r5:dddced60 r4:852a4600 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a4600 r8:8027ed34 r7:edbb1e60 r6:85588900 r5:85a20000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedbb9fb0 to 0xedbb9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85aab780 INFO: task kworker/0:674:7341 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) r5:800e0013 r4:80239bd0 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r5:85a21800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 r5:8501a38c r4:8501a000 Exception stack(0xe06a9fb0 to 0xe06a9ff8) task:kworker/0:676 state:D stack:0 pid:7345 tgid:7345 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 r9:83018005 r8:85a23000 r7:00000000 r6:83018000 r5:00001000 r4:7f647000 r7:dddced40 r6:83018000 r5:85b5378c r4:852a4700 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85a23000 r8:852a472c r7:82804d40 r6:dddced40 r5:dddced60 r4:852a4700 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a4700 r8:8027ed34 r7:edbb1e60 r6:85588a00 r5:85a23000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeda51fb0 to 0xeda51ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84766140 INFO: task kworker/0:676:7345 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: ba133000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:85093380 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:85a23c00 r5:85a23c00 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edbc5e08 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:84766200 9d60: 800e0013 ffffffff r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r5:85a25400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:852a4800 r8:8027ed34 r7:eda51e60 r6:85588b00 r5:85a25400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedbcdfb0 to 0xedbcdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84766540 INFO: task kworker/0:678:7351 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: ba715000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:e06a9dc0 r5:00001000 r4:dfb77000 r4:85093380 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r4:85a26c00 r5:85a26c00 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edbd5e08 r5:85b53b8c r4:85b53800 r4:00000001 r4:847664c0 r4:00000000 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r5:8501a38c r4:8501a000 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:680:7354 blocked for more than 476 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:680 state:D stack:0 pid:7354 tgid:7354 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edbd9d84 r8:00000002 r7:60000113 r6:edbd9d8c r5:85a24800 r4:85a24800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85a24800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edbd9e08 r7:dddced40 r6:83018000 r5:85b53f8c r4:852a4900 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe06a9d20 to 0xe06a9d68) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:681:7357 blocked for more than 476 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:681 state:D stack:0 pid:7357 tgid:7357 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edbe5d84 r8:00000002 r7:60000113 r6:edbe5d8c r5:85a26000 r4:85a26000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85a26000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edbe5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84766980 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85a26000 r7:00000000 r6:83018000 r5:00001000 r4:7f64f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed873000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b5478c r4:85b54400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r4:852a4980 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) Not tainted 6.15.0-syzkaller #0 r5:85bf8c00 r4:82918640 r4:00000000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8501a38c r4:8501a000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r5:85bf9800 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edbf5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84766b80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85bf9800 r7:00000000 r6:83018000 r5:00001000 r4:7f653000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed89b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b54f8c r4:85b54c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b54f8c r4:852a4a80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85bf9800 r8:852a4aac r7:82804d40 r6:dddced40 r5:dddced60 r4:852a4a80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a4a80 r8:8027ed34 r7:edbf1e60 r6:85588d80 r5:85bf9800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedbf5fb0 to 0xedbf5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84766a80 INFO: task kworker/0:683:7361 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe06a9d20 to 0xe06a9d68) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r5:85bf8000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:85093380 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r10:82918644 r9:edbbdd84 r8:00000002 r7:60000013 r6:edbbdd8c r5:85874800 r5:85874800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b55b8c r4:852a4b80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85874800 r8:852a4bac r7:82804d40 r6:dddced40 r5:dddced60 r4:852a4b80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a4b80 r8:8027ed34 r7:edbfde60 r6:852a4c00 r5:85874800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedbbdfb0 to 0xedbbdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84766bc0 INFO: task kworker/0:685:7364 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: bb8ae000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:85093380 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:85876c00 r4:82918640 r9:83018005 r8:85876c00 r7:00000000 r6:83018000 r5:00001000 r4:7f657000 Workqueue: events bpf_prog_free_deferred r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 INFO: task kworker/0:687:7369 blocked for more than 477 seconds. r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc05e08 r5:85b55f8c r4:85b55c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b55f8c r4:852a4d80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85876000 r8:852a4dac r7:82804d40 r6:dddced40 r5:dddced60 r4:852a4d80 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:852a4d80 r8:8027ed34 r7:edbbde60 r6:852a4e00 r5:85876000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedc05fb0 to 0xedc05ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8511b080 INFO: task kworker/0:687:7369 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: bc422000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 INFO: task kworker/0:688:7371 blocked for more than 477 seconds. task:kworker/0:688 state:D stack:0 pid:7371 tgid:7371 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edc09d84 r8:00000002 r7:60000113 r6:edc09d8c r5:85875400 r4:85875400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85875400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc09e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) r4:00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced40 r6:83018000 r5:85b56f8c r4:852a4e80 r4:852a4e80 r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe06a9d20 to 0xe06a9d68) r4:e06a9dc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) r10:82918644 r9:edc0dd84 r8:00000002 r7:60000013 r6:edc0dd8c r5:85873c00 r5:85873c00 r4:82918640 r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) Exception stack(0xedc0dfb0 to 0xedc0dff8) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r5:8501a38c r4:8501a000 r4:00000001 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85873000 r5:85873000 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:00000000 r9:85620080 r8:8027ed34 r7:edc09e60 r6:85620100 r5:85873000 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: bc422000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:691:7378 blocked for more than 477 seconds. r5:85870c00 r4:82918640 r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc19e08 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9d60: 800e0013 ffffffff r5:8501a38c r4:8501a000 INFO: task kworker/0:692:7379 blocked for more than 477 seconds. r10:82918644 r9:edc15d84 r8:00000002 r7:60000113 r6:edc15d8c r5:85872400 r4:85872400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85872400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc15e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511b9c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85872400 r7:00000000 r6:83018000 r5:00001000 r4:7f667000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed9cf000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b5778c r4:85b57400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b5778c r4:85620280 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85872400 r8:856202ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85620280 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85620280 r8:8027ed34 r7:edc09e60 r6:85620300 r5:85872400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedc15fb0 to 0xedc15ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8511b5c0 INFO: task kworker/0:692:7379 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe06a9d20 to 0xe06a9d68) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r9:83018005 r8:85bfa400 r7:00000000 r6:83018000 r5:00001000 r4:7f665000 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:61c88647 r9:85bfa400 r8:856203ac r7:82804d40 r6:dddced40 r5:dddced60 r4:00000001 5fa0: 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8511b980 INFO: task kworker/0:693:7381 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: bd01b000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings r5:85bfd400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:85b57b8c r4:85b57800 r10:61c88647 r9:85bfd400 r8:8562042c r7:82804d40 r6:dddced40 r5:dddced60 r4:85620400 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85620400 r8:8027ed34 r7:edc15e60 r6:85588f00 r5:85bfd400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedc31fb0 to 0xedc31ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8511b900 INFO: task kworker/0:694:7384 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: bd01b000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:695:7385 blocked for more than 477 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:695 state:D stack:0 pid:7385 tgid:7385 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edc35d84 r8:00000002 r7:60000013 r6:edc35d8c r5:85bfbc00 r4:85bfbc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85bfbc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc35e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511bc40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85bfbc00 r7:00000000 r6:83018000 r5:00001000 r4:7f66b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed9fd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b57f8c r4:85b57c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b57f8c r4:85620480 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85bfbc00 r8:856204ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85620480 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85620480 r8:8027ed34 r7:edc31e60 r6:85588f80 r5:85bfbc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedc35fb0 to 0xedc35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8511b900 INFO: task kworker/0:695:7385 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: bd01b000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:696:7387 blocked for more than 477 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:696 state:D stack:0 pid:7387 tgid:7387 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edc3dd84 r8:00000002 r7:60000113 r6:edc3dd8c r5:85bfe000 r4:85bfe000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85bfe000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc3de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a76040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85bfe000 r7:00000000 r6:83018000 r5:00001000 r4:7f671000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eda59000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b5cb8c r4:85b5c800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b5cb8c r4:85620500 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85bfe000 r8:8562052c r7:82804d40 r6:dddced40 r5:dddced60 r4:85620500 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85620500 r8:8027ed34 r7:edc35e60 r6:85a74000 r5:85bfe000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedc3dfb0 to 0xedc3dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8511ba40 INFO: task kworker/0:696:7387 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: bdb88000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:697:7388 blocked for more than 477 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:697 state:D stack:0 pid:7388 tgid:7388 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edc41d84 r8:00000002 r7:60000013 r6:edc41d8c r5:85bfc800 r4:85bfc800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85bfc800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc41e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511bd00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85bfc800 r7:00000000 r6:83018000 r5:00001000 r4:7f66d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eda11000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b5c38c r4:85b5c000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b5c38c r4:85620580 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85bfc800 r8:856205ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85620580 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85620580 r8:8027ed34 r7:edc3de60 r6:85a74080 r5:85bfc800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedc41fb0 to 0xedc41ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8511ba40 INFO: task kworker/0:697:7388 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: bdb88000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:698:7390 blocked for more than 477 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:698 state:D stack:0 pid:7390 tgid:7390 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edc49d84 r8:00000002 r7:60000013 r6:edc49d8c r5:85bfb000 r4:85bfb000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85bfb000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc49e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:847660c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85bfb000 r7:00000000 r6:83018000 r5:00001000 r4:7f66f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eda41000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b5c78c r4:85b5c400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b5c78c r4:85620600 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85bfb000 r8:8562062c r7:82804d40 r6:dddced40 r5:dddced60 r4:85620600 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85620600 r8:8027ed34 r7:edc3de60 r6:85a74100 r5:85bfb000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedc49fb0 to 0xedc49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8511be80 INFO: task kworker/0:698:7390 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: bdb88000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:699:7393 blocked for more than 477 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:699 state:D stack:0 pid:7393 tgid:7393 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edc4dd84 r8:00000002 r7:60000113 r6:edc4dd8c r5:85bfec00 r4:85bfec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85bfec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc4de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a76200 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85bfec00 r7:00000000 r6:83018000 r5:00001000 r4:7f673000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:eda69000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b5cf8c r4:85b5cc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b5cf8c r4:85620680 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85bfec00 r8:856206ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85620680 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85620680 r8:8027ed34 r7:edc3de60 r6:85a74180 r5:85bfec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedc4dfb0 to 0xedc4dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a76100 INFO: task kworker/0:699:7393 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: be003000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:700:7395 blocked for more than 477 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:700 state:D stack:0 pid:7395 tgid:7395 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edc51d84 r8:00000002 r7:60000113 r6:edc51d8c r5:85a22400 r4:85a22400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85a22400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc51e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a762c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85a22400 r7:00000000 r6:83018000 r5:00001000 r4:7f675000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edacd000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b5d38c r4:85b5d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b5d38c r4:85620700 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85a22400 r8:8562072c r7:82804d40 r6:dddced40 r5:dddced60 r4:85620700 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85620700 r8:8027ed34 r7:edc4de60 r6:85a74200 r5:85a22400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedc51fb0 to 0xedc51ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a76080 INFO: task kworker/0:700:7395 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: be482000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:701:7397 blocked for more than 477 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:701 state:D stack:0 pid:7397 tgid:7397 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edc55d84 r8:00000002 r7:60000013 r6:edc55d8c r5:85a18c00 r4:85a18c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85a18c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc55e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a76400 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85a18c00 r7:00000000 r6:83018000 r5:00001000 r4:7f677000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edad9000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b5d78c r4:85b5d400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b5d78c r4:85620780 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85a18c00 r8:856207ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85620780 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85620780 r8:8027ed34 r7:edc51e60 r6:85a74280 r5:85a18c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedc55fb0 to 0xedc55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a760c0 INFO: task kworker/0:701:7397 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:702 state:D stack:0 pid:7399 tgid:7399 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85810000 r4:82918640 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a76880 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedc45fb0 to 0xedc45ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a76440 INFO: task kworker/0:702:7399 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: beb24000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 r4:85812400 r5:85812400 r4:82918640 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b5db8c r4:85b5d800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b5db8c r4:85620900 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85812400 r8:8562092c r7:82804d40 r6:dddced40 r5:dddced60 9fa0: 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82918644 r9:edc5dd84 r8:00000002 r7:60000113 r6:edc5dd8c r5:85813000 r4:85813000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85813000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc5de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a76b40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85813000 r7:00000000 r6:83018000 r5:00001000 r4:7f67f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb15000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b5e38c r4:85b5e000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b5e38c r4:85620a00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85813000 r8:85620a2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85620a00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85620a00 r8:8027ed34 r7:edc45e60 r6:85620a80 r5:85813000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:e06a9dc0 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edc61d84 r8:00000002 r7:60000113 r6:edc61d8c r5:85813c00 r4:85813c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85813c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc61e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a76c00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85813c00 r7:00000000 r6:83018000 r5:00001000 r4:7f681000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:85813c00 r8:85620b2c r7:82804d40 r6:dddced40 r5:dddced60 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: bee3c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r5:8501a38c r4:8501a000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82918644 r9:edc65d84 r8:00000002 r7:60000113 r6:edc65d8c r5:85811800 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r5:85b5eb8c r4:85b5e800 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:82ac11e4 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:707:7410 blocked for more than 477 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:707 state:D stack:0 pid:7410 tgid:7410 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edb65d84 r8:00000002 r7:60000113 r6:edb65d8c r5:85814800 r4:85814800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85814800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edb65e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8511bd40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85814800 r7:00000000 r6:83018000 r5:00001000 r4:7f685000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edb3d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b5ef8c r4:85b5ec00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b5ef8c r4:85620d00 r10:00000000 r9:85620d00 r8:8027ed34 r7:edc65e60 r6:85620d80 r5:85814800 INFO: task kworker/0:707:7410 is blocked on a mutex likely owned by task kworker/1:134:3830. [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:708 state:D stack:0 pid:7412 tgid:7412 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85816000 r4:82918640 r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r4:00000000 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 INFO: task kworker/0:709:7415 blocked for more than 477 seconds. task:kworker/0:709 state:D stack:0 pid:7415 tgid:7415 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edc6dd84 r8:00000002 r7:60000113 r6:edc6dd8c r5:85815400 r4:85815400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85815400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc6de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7f240 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85815400 r7:00000000 r6:83018000 r5:00001000 r4:7f689000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edc79000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b5f78c r4:85b5f400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b5f78c r4:85620f00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85815400 r8:85620f2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85620f00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85620f00 r8:8027ed34 r7:edc71e60 r6:85620f80 r5:85815400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedc6dfb0 to 0xedc6dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a7f040 INFO: task kworker/0:709:7415 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: bf545000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) INFO: task kworker/0:710:7416 blocked for more than 477 seconds. r5:85871800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc85e08 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7f540 r7:dddced40 r6:83018000 r5:85b5fb8c r4:85af7000 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 9d20: bf545000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r5:8501a38c r4:8501a000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:711:7418 blocked for more than 477 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:711 state:D stack:0 pid:7418 tgid:7418 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edc81d84 r8:00000002 r7:60000113 r6:edc81d8c r5:85810c00 r4:85810c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85810c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edc81e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7f5c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85810c00 r7:00000000 r6:83018000 r5:00001000 r4:7f68d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edc8d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b5ff8c r4:85b5fc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b5ff8c r4:85af7100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85810c00 r8:85af712c r7:82804d40 r6:dddced40 r5:dddced60 r4:85af7100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85af7100 r8:8027ed34 r7:edc85e60 r6:85af7180 r5:85810c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedc81fb0 to 0xedc81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 INFO: task kworker/0:711:7418 is blocked on a mutex likely owned by task kworker/1:134:3830. 9d60: 800e0013 ffffffff r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) Exception stack(0xe06a9fb0 to 0xe06a9ff8) r4:8508f600 Workqueue: events bpf_prog_free_deferred r5:85816c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r10:00000000 r9:85af7200 r8:8027ed34 r7:edc81e60 r6:85af7280 r5:85816c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedc95fb0 to 0xedc95ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a7f680 INFO: task kworker/0:712:7421 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: c01f7000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:713:7422 blocked for more than 477 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:713 state:D stack:0 pid:7422 tgid:7422 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r5:85a14800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r7:dddced40 r6:83018000 r5:85b6478c r4:85af7300 1fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 9d60: 800e0013 ffffffff r4:e06a9dc0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:714:7425 blocked for more than 477 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:714 state:D stack:0 pid:7425 tgid:7425 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edca9d84 r8:00000002 r7:60000113 r6:edca9d8c r5:84b30000 r4:84b30000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b30000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edca9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7fe00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84b30000 r7:00000000 r6:83018000 r5:00001000 r4:7f697000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edcbf000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b6538c r4:85b65000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b6538c r4:85af7400 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b30000 r8:85af742c r7:82804d40 r6:dddced40 r5:dddced60 r4:85af7400 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85af7400 r8:8027ed34 r7:edca1e60 r6:85af7480 r5:84b30000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedca9fb0 to 0xedca9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a7fbc0 Workqueue: events bpf_prog_free_deferred 9d60: 800e0013 ffffffff r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:82918644 r9:edcb5d84 r8:00000002 r7:60000113 r6:edcb5d8c r5:84b30c00 r5:84b30c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a7fa80 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 5fa0: 00000000 00000000 00000000 00000000 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:84b31800 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:85af7600 dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a7fb40 INFO: task kworker/0:716:7428 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: c0af9000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:717:7431 blocked for more than 477 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:717 state:D stack:0 pid:7431 tgid:7431 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edcbdd84 r8:00000002 r7:60000013 r6:edcbdd8c r5:84b32400 r4:84b32400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b32400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) dfa0: 00000000 00000000 00000000 00000000 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:84b33000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r7:dddced40 r6:83018000 r5:85b65b8c r4:85af7800 r10:00000000 r9:85af7800 r8:8027ed34 r7:edcbde60 r6:85af7880 r5:84b33000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedcd1fb0 to 0xedcd1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a810c0 INFO: task kworker/0:718:7432 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: c1795000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:719:7434 blocked for more than 477 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:719 state:D stack:0 pid:7434 tgid:7434 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edce5d84 r8:00000002 r7:60000013 r6:edce5d8c r5:84b35400 r4:84b35400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b35400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edce5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a81700 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84b35400 r7:00000000 r6:83018000 r5:00001000 r4:7f6a3000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edcfb000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b6638c r4:85b66000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b6638c r4:85af7900 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b35400 r8:85af792c r7:82804d40 r6:dddced40 r5:dddced60 r4:85af7900 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85af7900 r8:8027ed34 r7:edcd1e60 r6:85af7980 r5:84b35400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedce5fb0 to 0xedce5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a81240 INFO: task kworker/0:719:7434 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 9d60: 800e0013 ffffffff r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Call trace: r5:84b33c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:00001000 r4:edcf1000 r5:85b65f8c r4:85b65c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b65f8c r4:85af7a00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b33c00 r8:85af7a2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85af7a00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85af7a00 r8:8027ed34 r7:edce5e60 r6:85af7a80 r5:84b33c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedce9fb0 to 0xedce9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a810c0 INFO: task kworker/0:720:7436 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: c1e05000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) Exception stack(0xe06a9fb0 to 0xe06a9ff8) INFO: task kworker/0:721:7440 blocked for more than 477 seconds. r5:84b36000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b6678c r4:85b66400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b6678c r4:85af7b00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84b36000 r8:85af7b2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85af7b00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85af7b00 r8:8027ed34 r7:edce5e60 r6:85af7b80 r5:84b36000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedd09fb0 to 0xedd09ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a81500 INFO: task kworker/0:721:7440 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: c1e05000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:858a8000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r7:dddced40 r6:83018000 r5:85b66b8c r4:85af7c00 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:858a9800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edd19e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85a81e40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:858a9800 r7:00000000 r6:83018000 r5:00001000 r4:7f6a9000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edd15000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b66f8c r4:85b66c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b66f8c r4:85af7d00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:858a9800 r8:85af7d2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85af7d00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85af7d00 r8:8027ed34 r7:edd0de60 r6:85af7d80 r5:858a9800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedd19fb0 to 0xedd19ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a81a80 INFO: task kworker/0:723:7444 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: c241d000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:724:7446 blocked for more than 477 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:724 state:D stack:0 pid:7446 tgid:7446 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edd21d84 r8:00000002 r7:60000113 r6:edd21d8c r5:858ab000 r4:858ab000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:858ab000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edd21e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:00001000 r4:eccef000 r10:61c88647 r9:858ab000 r8:85af7e2c r7:82804d40 r6:dddced40 r5:dddced60 INFO: task kworker/0:724:7446 is blocked on a mutex likely owned by task kworker/1:134:3830. 9d60: 800e0013 ffffffff r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:858abc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:00001000 r4:dfc59000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:858abc00 r8:85af7f2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85af7f00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85af7f00 r8:8027ed34 r7:edd21e60 r6:85af7f80 r5:858abc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedd2dfb0 to 0xedd2dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85a81d00 INFO: task kworker/0:725:7447 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: c29ea000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) r4:8508f600 task:kworker/0:726 state:D stack:0 pid:7454 tgid:7454 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:85c02400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 5fa0: 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:727:7562 blocked for more than 477 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:727 state:D stack:0 pid:7562 tgid:7562 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecce9d84 r8:00000002 r7:60000013 r6:ecce9d8c r5:85c04800 r4:85c04800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85c04800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecce9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b7b040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85c04800 r7:00000000 r6:83018000 r5:00001000 r4:7f6a5000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecccf000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849c578c r4:849c5400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849c578c r4:85af6080 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85c04800 r8:85af60ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85af6080 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85af6080 r8:8027ed34 r7:edd21e60 r6:85a74380 r5:85c04800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecce9fb0 to 0xecce9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b7b340 INFO: task kworker/0:727:7562 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r5:8501a38c r4:8501a000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r5:858a8c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b2080 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:729:7568 blocked for more than 477 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:729 state:D stack:0 pid:7568 tgid:7568 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecd01d84 r8:00000002 r7:60000113 r6:ecd01d8c r5:858ad400 r4:858ad400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:858ad400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd01e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6c000 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:858ad400 r7:00000000 r6:83018000 r5:00001000 r4:7f70d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd09000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b7478c r4:85b74400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b7478c r4:85af6200 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:858ad400 r8:85af622c r7:82804d40 r6:dddced40 r5:dddced60 r4:85af6200 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85af6200 r8:8027ed34 r7:edd21e60 r6:85af6280 r5:858ad400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd01fb0 to 0xecd01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 INFO: task kworker/0:729:7568 is blocked on a mutex likely owned by task kworker/1:134:3830. 9d60: 800e0013 ffffffff r4:e06a9dc0 r4:00000000 r5:8501a38c r4:8501a000 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 task:kworker/0:730 state:D stack:0 pid:7569 tgid:7569 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:00000000 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6c300 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:858ac800 r7:00000000 r6:83018000 r5:00001000 r4:7f70f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd23000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b74b8c r4:85b74800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b74b8c r4:85af6300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:858ac800 r8:85af632c r7:82804d40 r6:dddced40 r5:dddced60 r4:85af6300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85af6300 r8:8027ed34 r7:ecd01e60 r6:85af6380 r5:858ac800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd0dfb0 to 0xecd0dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84a6c300 INFO: task kworker/0:730:7569 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: c356d000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:731:7571 blocked for more than 477 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:731 state:D stack:0 pid:7571 tgid:7571 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecd21d84 r8:00000002 r7:60000013 r6:ecd21d8c r5:858ae000 r4:858ae000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:858ae000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd21e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6c5c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:858ae000 r7:00000000 r6:83018000 r5:00001000 r4:7f711000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd29000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced40 r6:83018000 r5:85b74f8c r4:85af6400 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 9d60: 800e0013 ffffffff r4:e06a9dc0 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r5:858aa400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6c800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:733:7575 blocked for more than 477 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:733 state:D stack:0 pid:7575 tgid:7575 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecd35d84 r8:00000002 r7:60000013 r6:ecd35d8c r5:858aec00 r4:858aec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:858aec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecd35e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6ca40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:858aec00 r7:00000000 r6:83018000 r5:00001000 r4:7f715000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd3d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b7578c r4:85b75400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b7578c r4:85af6600 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:858aec00 r8:85af662c r7:82804d40 r6:dddced40 r5:dddced60 r4:85af6600 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85af6600 r8:8027ed34 r7:ecd2de60 r6:85af6680 r5:858aec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecd35fb0 to 0xecd35ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84a6c600 INFO: task kworker/0:733:7575 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:82918644 r9:ecd41d84 r8:00000002 r7:60000113 r6:ecd41d8c r5:84b34800 r5:84b34800 r4:82918640 r4:00000000 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84a6cc80 [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:00000001 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84a6c840 INFO: task kworker/0:734:7577 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: c487d000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:735:7579 blocked for more than 477 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:735 state:D stack:0 pid:7579 tgid:7579 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecda5d84 r8:00000002 r7:60000013 r6:ecda5d8c r5:84b36c00 r4:84b36c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84b36c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecda5e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b6bb40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:84b36c00 r7:00000000 r6:83018000 r5:00001000 r4:7f71b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd63000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:85af6800 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 9d60: 800e0013 ffffffff r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:82918644 r9:ecdb9d84 r8:00000002 r7:60000013 r6:ecdb9d8c r5:85178000 r5:85178000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r7:dddced40 r6:83018000 r5:85b75f8c r4:85af6900 r4:85af6900 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdb9fb0 to 0xecdb9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84a6ccc0 INFO: task kworker/0:736:7581 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: c52fb000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:737:7583 blocked for more than 477 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:737 state:D stack:0 pid:7583 tgid:7583 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: r4:85178c00 r5:85178c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84b4c940 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85178c00 r7:00000000 r6:83018000 r5:00001000 r4:7f71f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd8f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b76b8c r4:85b76800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b76b8c r4:85af6a00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85178c00 r8:85af6a2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85af6a00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85af6a00 r8:8027ed34 r7:ecda5e60 r6:85af6a80 r5:85178c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedce1fb0 to 0xedce1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:847631c0 INFO: task kworker/0:737:7583 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Exception stack(0xe06a9d20 to 0xe06a9d68) r4:82ac11e4 r4:e06a9dc0 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) r4:8508f600 Not tainted 6.15.0-syzkaller #0 r10:82918644 r9:ecdd5d84 r8:00000002 r7:60000013 r6:ecdd5d8c r5:85179800 r5:85179800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:85b7678c r4:85b76400 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85179800 r8:85af6b2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85af6b00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85af6b00 r8:8027ed34 r7:edce1e60 r6:85af6b80 r5:85179800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecdd5fb0 to 0xecdd5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84b4c340 INFO: task kworker/0:738:7586 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: c554d000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Not tainted 6.15.0-syzkaller #0 r4:8517a400 r5:8517a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdd1e08 r4:00000000 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:8517a400 r8:85af6c2c r7:82804d40 r6:dddced40 r5:dddced60 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:740:7590 blocked for more than 477 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:740 state:D stack:0 pid:7590 tgid:7590 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecdd9d84 r8:00000002 r7:60000013 r6:ecdd9d8c r5:8517b000 r4:8517b000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8517b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecdd9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859500c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8517b000 r7:00000000 r6:83018000 r5:00001000 r4:7f723000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecde3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b7738c r4:85b77000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b7738c r4:85af6d00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:00000000 r9:85af6d00 r8:8027ed34 r7:ecdd1e60 r6:85af6d80 r5:8517b000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 9d60: 800e0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:00000000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:741:7591 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:741 state:D stack:0 pid:7591 tgid:7591 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecde1d84 r8:00000002 r7:60000113 r6:ecde1d8c r5:8517bc00 r4:8517bc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8517bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecde1e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859505c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8517bc00 r7:00000000 r6:83018000 r5:00001000 r4:7f039000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfcb5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b77b8c r4:85b77800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b77b8c r4:85af6e00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8517bc00 r8:85af6e2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85af6e00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85af6e00 r8:8027ed34 r7:ecdd9e60 r6:85af6e80 r5:8517bc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 1fa0: 00000000 00000000 00000000 00000000 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 r4:82ac11e4 r4:e06a9dc0 r4:00000000 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r5:8501a38c r4:8501a000 r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/0:742:7593 blocked for more than 478 seconds. r10:82918644 r9:eceb5d84 r8:00000002 r7:60000013 r6:eceb5d8c r5:8517d400 r5:8517d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r5:85b7778c r4:85b77400 r10:61c88647 r9:8517d400 r8:85af6f2c r7:82804d40 r6:dddced40 r5:dddced60 5fa0: 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: c630b000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:743:7601 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:743 state:D stack:0 pid:7601 tgid:7601 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecec9d84 r8:00000002 r7:60000013 r6:ecec9d8c r5:8517c800 r4:8517c800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8517c800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecec9e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85950c40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8517c800 r7:00000000 r6:83018000 r5:00001000 r4:7f729000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece63000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85b77f8c r4:85b77c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85b77f8c r4:85bc5000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8517c800 r8:85bc502c r7:82804d40 r6:dddced40 r5:dddced60 r4:85bc5000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bc5000 r8:8027ed34 r7:ecde1e60 r6:85bc5080 r5:8517c800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecec9fb0 to 0xecec9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85950cc0 INFO: task kworker/0:743:7601 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: c65fb000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:744:7602 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:744 state:D stack:0 pid:7602 tgid:7602 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ece8dd84 r8:00000002 r7:60000013 r6:ece8dd8c r5:8517ec00 r4:8517ec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8517ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ece8de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85950d40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8517ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f72b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece6d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:859cc38c r4:859cc000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:859cc38c r4:85bc5100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8517ec00 r8:85bc512c r7:82804d40 r6:dddced40 r5:dddced60 r4:85bc5100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 r4:e06a9dc0 r4:00000000 r5:00001000 r4:dfb77000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 task:kworker/0:745 state:D stack:0 pid:7603 tgid:7603 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:8517e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85950ec0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8517e000 r7:00000000 r6:83018000 r5:00001000 r4:7f72d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ece97000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:859cc78c r4:859cc400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:859cc78c r4:85bc5200 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8517e000 r8:85bc522c r7:82804d40 r6:dddced40 r5:dddced60 r4:85bc5200 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bc5200 r8:8027ed34 r7:ece8de60 r6:85bc5280 r5:8517e000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecef1fb0 to 0xecef1ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85950cc0 INFO: task kworker/0:745:7603 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: c6d4f000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) task:kworker/0:746 state:D stack:0 pid:7604 tgid:7604 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:84938000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85950dc0 r7:dddced40 r6:83018000 r5:859ccb8c r4:85bc5300 r4:00000001 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Exception stack(0xe06a9d20 to 0xe06a9d68) r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Call trace: r5:84938c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r5:858feb8c r4:858fe800 r7:dddced40 r6:83018000 r5:858feb8c r4:85bc5400 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:84938c00 r8:85bc542c r7:82804d40 r6:dddced40 r5:dddced60 r4:85bc5400 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bc5400 r8:8027ed34 r7:ecef5e60 r6:85bc5480 r5:84938c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecee5fb0 to 0xecee5ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85950cc0 INFO: task kworker/0:747:7605 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: c6ea6000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:748:7606 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:748 state:D stack:0 pid:7606 tgid:7606 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecef9d84 r8:00000002 r7:60000113 r6:ecef9d8c r5:84939800 r4:84939800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:84939800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:749:7608 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:749 state:D stack:0 pid:7608 tgid:7608 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ecf01d84 r8:00000002 r7:60000113 r6:ecf01d8c r5:8493a400 r4:8493a400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8493a400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ecf01e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856bf700 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8493a400 r7:00000000 r6:83018000 r5:00001000 r4:7f84b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed39f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:859cdb8c r4:859cd800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:859cdb8c r4:85bc5600 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8493a400 r8:85bc562c r7:82804d40 r6:dddced40 r5:dddced60 r4:85bc5600 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bc5600 r8:8027ed34 r7:ecef9e60 r6:85bc5680 r5:8493a400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xecf01fb0 to 0xecf01ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85950cc0 INFO: task kworker/0:749:7608 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:82ac11e4 r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 Workqueue: events bpf_prog_free_deferred r5:8493e000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) r5:859cdf8c r4:859cdc00 r4:85bc5700 dfa0: 00000000 00000000 00000000 00000000 Exception stack(0xe06a9d20 to 0xe06a9d68) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) Exception stack(0xe06a9fb0 to 0xe06a9ff8) INFO: task kworker/0:751:7790 blocked for more than 478 seconds. r5:8493ec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ed711e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856bfb00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8493ec00 r7:00000000 r6:83018000 r5:00001000 r4:7f873000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed68d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:859ce38c r4:859ce000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:859ce38c r4:85bc5800 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8493ec00 r8:85bc582c r7:82804d40 r6:dddced40 r5:dddced60 r4:85bc5800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bc5800 r8:8027ed34 r7:ecef9e60 r6:85bc5880 r5:8493ec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed711fb0 to 0xed711ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:856bf780 INFO: task kworker/0:751:7790 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: c7e9f000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r4:85093380 Exception stack(0xe06a9fb0 to 0xe06a9ff8) INFO: task kworker/0:752:7810 blocked for more than 478 seconds. r5:8493bc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r7:dddced40 r6:83018000 r5:859ce78c r4:85bc5900 5fa0: 00000000 00000000 00000000 00000000 [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Not tainted 6.15.0-syzkaller #0 r4:8493c800 r5:8493c800 r4:82918640 [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856bad40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8493c800 r7:00000000 r6:83018000 r5:00001000 r4:7f067000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb51000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849ce78c r4:849ce400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849ce78c r4:85bc5a00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8493c800 r8:85bc5a2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85bc5a00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bc5a00 r8:8027ed34 r7:ecef9e60 r6:85bc5a80 r5:8493c800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xed71dfb0 to 0xed71dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:856bfd40 INFO: task kworker/0:753:7813 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: c81d5000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r4:85093380 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 Workqueue: events bpf_prog_free_deferred r5:858ba400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) r4:00000000 r4:00000000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Workqueue: events bpf_prog_free_deferred 9d60: 800e0013 ffffffff r4:e06a9dc0 r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 r4:85093380 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) INFO: task kworker/0:755:7902 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:755 state:D stack:0 pid:7902 tgid:7902 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:eda89d84 r8:00000002 r7:60000113 r6:eda89d8c r5:858bd400 r4:858bd400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:858bd400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:eda89e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856bac80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:858bd400 r7:00000000 r6:83018000 r5:00001000 r4:7f065000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb0f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849ceb8c r4:849ce800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849ceb8c r4:85bc5c00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:858bd400 r8:85bc5c2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85bc5c00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bc5c00 r8:8027ed34 r7:ed71de60 r6:85bc5c80 r5:858bd400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xeda89fb0 to 0xeda89ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8594a9c0 INFO: task kworker/0:755:7902 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: c889c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 Not tainted 6.15.0-syzkaller #0 r5:858bbc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r4:00000000 r4:82ac11e4 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:757:8031 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:757 state:D stack:0 pid:8031 tgid:8031 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edf49d84 r8:00000002 r7:60000013 r6:edf49d8c r5:858bc800 r4:858bc800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:858bc800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edf49e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856baec0 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r7:dddced40 r6:83018000 r5:849ce38c r4:85bc5d00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:858bc800 r8:85bc5d2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85bc5d00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bc5d00 r8:8027ed34 r7:edf89e60 r6:85bc5e80 r5:858bc800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedf49fb0 to 0xedf49ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:856baa80 INFO: task kworker/0:757:8031 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: c8dfd000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 r4:00000001 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 INFO: task kworker/0:758:8034 blocked for more than 478 seconds. task:kworker/0:758 state:D stack:0 pid:8034 tgid:8034 ppid:2 task_flags:0x4208060 flags:0x00000000 r5:858b8000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edf4de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba5fc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:858b8000 r7:00000000 r6:83018000 r5:00001000 r4:7f06f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecc63000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849cd78c r4:849cd400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849cd78c r4:85bc5f00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:858b8000 r8:85bc5f2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85bc5f00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bc5f00 r8:8027ed34 r7:edf89e60 r6:85bc5f80 r5:858b8000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedf4dfb0 to 0xedf4dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:856ba5c0 INFO: task kworker/0:758:8034 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: c8dfd000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:759:8036 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:759 state:D stack:0 pid:8036 tgid:8036 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edf5dd84 r8:00000002 r7:60000113 r6:edf5dd8c r5:85c05400 r4:85c05400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85c05400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edf5de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:856ba740 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85c05400 r7:00000000 r6:83018000 r5:00001000 r4:7f06d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfd5f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849cdb8c r4:849cd800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849cdb8c r4:85bbf000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85c05400 r8:85bbf02c r7:82804d40 r6:dddced40 r5:dddced60 r4:85bbf000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bbf000 r8:8027ed34 r7:edf4de60 r6:85a74480 r5:85c05400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedf5dfb0 to 0xedf5dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:856baa00 INFO: task kworker/0:759:8036 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: c9327000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:760:8038 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:760 state:D stack:0 pid:8038 tgid:8038 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edf61d84 r8:00000002 r7:60000013 r6:edf61d8c r5:85c06000 r4:85c06000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85c06000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edf61e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd7300 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85c06000 r7:00000000 r6:83018000 r5:00001000 r4:7f989000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecf25000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849ccb8c r4:849cc800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849ccb8c r4:85bbf080 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85c06000 r8:85bbf0ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85bbf080 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bbf080 r8:8027ed34 r7:edf4de60 r6:85a74500 r5:85c06000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedf61fb0 to 0xedf61ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:856ba5c0 INFO: task kworker/0:760:8038 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: c9327000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:761:8039 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:761 state:D stack:0 pid:8039 tgid:8039 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edf65d84 r8:00000002 r7:60000113 r6:edf65d8c r5:85c01800 r5:85c01800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edf65e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd7040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85c01800 r7:00000000 r6:83018000 r5:00001000 r4:7f985000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecd6b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849cd38c r4:849cd000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849cd38c r4:85bbf100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85c01800 r8:85bbf12c r7:82804d40 r6:dddced40 r5:dddced60 r4:85bbf100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bbf100 r8:8027ed34 r7:edf61e60 r6:85a74580 r5:85c01800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedf65fb0 to 0xedf65ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:856ba5c0 INFO: task kworker/0:761:8039 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: c9327000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:762:8041 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:762 state:D stack:0 pid:8041 tgid:8041 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edf69d84 r8:00000002 r7:60000113 r6:edf69d8c r5:85c00c00 r4:85c00c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85c00c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edf69e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd7200 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85c00c00 r7:00000000 r6:83018000 r5:00001000 r4:7f987000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ecec1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849ccf8c r4:849ccc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849ccf8c r4:85bbf180 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85c00c00 r8:85bbf1ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85bbf180 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bbf180 r8:8027ed34 r7:edf61e60 r6:85a74600 r5:85c00c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedf69fb0 to 0xedf69ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85bd7100 INFO: task kworker/0:762:8041 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: c961d000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:763:8043 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:763 state:D stack:0 pid:8043 tgid:8043 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edf6dd84 r8:00000002 r7:60000113 r6:edf6dd8c r5:85c03000 r4:85c03000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85c03000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edf6de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd73c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85c03000 r7:00000000 r6:83018000 r5:00001000 r4:7f98b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed123000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849cc78c r4:849cc400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849cc78c r4:85bbf200 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85c03000 r8:85bbf22c r7:82804d40 r6:dddced40 r5:dddced60 r4:85bbf200 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bbf200 r8:8027ed34 r7:edf61e60 r6:85a74680 r5:85c03000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedf6dfb0 to 0xedf6dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85bd7280 INFO: task kworker/0:763:8043 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: c961d000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:764:8046 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:764 state:D stack:0 pid:8046 tgid:8046 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edf71d84 r8:00000002 r7:60000013 r6:edf71d8c r5:85c06c00 r4:85c06c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85c06c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edf71e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd75c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85c06c00 r7:00000000 r6:83018000 r5:00001000 r4:7f98f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed237000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:849dff8c r4:849dfc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:849dff8c r4:85bbf280 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85c06c00 r8:85bbf2ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85bbf280 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bbf280 r8:8027ed34 r7:edf6de60 r6:85a74700 r5:85c06c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedf71fb0 to 0xedf71ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85bd7400 INFO: task kworker/0:764:8046 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: c996c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:765:8049 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:765 state:D stack:0 pid:8049 tgid:8049 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edf55d84 r8:00000002 r7:60000113 r6:edf55d8c r5:85c03c00 r4:85c03c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85c03c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edf55e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd7680 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85c03c00 r7:00000000 r6:83018000 r5:00001000 r4:7f991000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed321000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c7038c r4:85c70000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c7038c r4:85bbf300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85c03c00 r8:85bbf32c r7:82804d40 r6:dddced40 r5:dddced60 r4:85bbf300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bbf300 r8:8027ed34 r7:edf71e60 r6:85a74780 r5:85c03c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedf55fb0 to 0xedf55ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85bd7500 INFO: task kworker/0:765:8049 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: c9dfd000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:766:8051 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:766 state:D stack:0 pid:8051 tgid:8051 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edf75d84 r8:00000002 r7:60000013 r6:edf75d8c r5:85c00000 r4:85c00000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85c00000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edf75e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd77c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85c00000 r7:00000000 r6:83018000 r5:00001000 r4:7f993000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed3b3000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c7078c r4:85c70400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c7078c r4:85bbf380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85c00000 r8:85bbf3ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85bbf380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bbf380 r8:8027ed34 r7:edf55e60 r6:85a74800 r5:85c00000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedf75fb0 to 0xedf75ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85bd76c0 INFO: task kworker/0:766:8051 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: ca10c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:767:8053 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:767 state:D stack:0 pid:8053 tgid:8053 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edf7dd84 r8:00000002 r7:60000013 r6:edf7dd8c r5:85c10c00 r4:85c10c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85c10c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edf7de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd7940 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85c10c00 r7:00000000 r6:83018000 r5:00001000 r4:7f995000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed3e5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c70b8c r4:85c70800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c70b8c r4:85bbf400 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85c10c00 r8:85bbf42c r7:82804d40 r6:dddced40 r5:dddced60 r4:85bbf400 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bbf400 r8:8027ed34 r7:edf75e60 r6:85a74880 r5:85c10c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedf7dfb0 to 0xedf7dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85bd7800 INFO: task kworker/0:767:8053 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: ca735000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:768:8055 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:768 state:D stack:0 pid:8055 tgid:8055 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edffdd84 r8:00000002 r7:60000013 r6:edffdd8c r5:85c10000 r4:85c10000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85c10000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edffde08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd7c00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85c10000 r7:00000000 r6:83018000 r5:00001000 r4:7f999000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edc75000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c7138c r4:85c71000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c7138c r4:85bbf480 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85c10000 r8:85bbf4ac r7:82804d40 r6:dddced40 r5:dddced60 r4:85bbf480 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bbf480 r8:8027ed34 r7:edf7de60 r6:85a74900 r5:85c10000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedffdfb0 to 0xedffdff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85bd78c0 INFO: task kworker/0:768:8055 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: cad13000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:769:8056 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:769 state:D stack:0 pid:8056 tgid:8056 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edf59d84 r8:00000002 r7:60000013 r6:edf59d8c r5:858b9800 r4:858b9800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:858b9800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edf59e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd7a00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:858b9800 r7:00000000 r6:83018000 r5:00001000 r4:7f997000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edc39000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c70f8c r4:85c70c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c70f8c r4:85bbf500 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:858b9800 r8:85bbf52c r7:82804d40 r6:dddced40 r5:dddced60 r4:85bbf500 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bbf500 r8:8027ed34 r7:edffde60 r6:85bbf580 r5:858b9800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedf59fb0 to 0xedf59ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85bd78c0 INFO: task kworker/0:769:8056 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: cae86000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:770:8060 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:770 state:D stack:0 pid:8060 tgid:8060 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edf81d84 r8:00000002 r7:60000113 r6:edf81d8c r5:858be000 r4:858be000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:858be000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edf81e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd7cc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:858be000 r7:00000000 r6:83018000 r5:00001000 r4:7f99b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edc7d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c7178c r4:85c71400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c7178c r4:85bbf600 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:858be000 r8:85bbf62c r7:82804d40 r6:dddced40 r5:dddced60 r4:85bbf600 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bbf600 r8:8027ed34 r7:edffde60 r6:85bbf680 r5:858be000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedf81fb0 to 0xedf81ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85bd7b40 INFO: task kworker/0:770:8060 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: cae86000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:771:8061 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:771 state:D stack:0 pid:8061 tgid:8061 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ee005d84 r8:00000002 r7:60000113 r6:ee005d8c r5:858bec00 r4:858bec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:858bec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee005e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd7f00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:858bec00 r7:00000000 r6:83018000 r5:00001000 r4:7f99d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edc8f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c71b8c r4:85c71800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c71b8c r4:85bbf700 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:858bec00 r8:85bbf72c r7:82804d40 r6:dddced40 r5:dddced60 r4:85bbf700 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bbf700 r8:8027ed34 r7:edf81e60 r6:85bbf780 r5:858bec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xee005fb0 to 0xee005ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85bd7b40 INFO: task kworker/0:771:8061 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: cb1a3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:772:8063 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:772 state:D stack:0 pid:8063 tgid:8063 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ee009d84 r8:00000002 r7:60000113 r6:ee009d8c r5:858b8c00 r4:858b8c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:858b8c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee009e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:84ba5e00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:858b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7f99f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edc9b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c71f8c r4:85c71c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c71f8c r4:85bbf800 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:858b8c00 r8:85bbf82c r7:82804d40 r6:dddced40 r5:dddced60 r4:85bbf800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bbf800 r8:8027ed34 r7:ee005e60 r6:85bbf880 r5:858b8c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xee009fb0 to 0xee009ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:84ba5b40 INFO: task kworker/0:772:8063 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: cb712000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:773:8066 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:773 state:D stack:0 pid:8066 tgid:8066 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ee00dd84 r8:00000002 r7:60000113 r6:ee00dd8c r5:858bb000 r4:858bb000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:858bb000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee00de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b1040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:858bb000 r7:00000000 r6:83018000 r5:00001000 r4:7f9a1000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edcad000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c7238c r4:85c72000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c7238c r4:85bbf900 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:858bb000 r8:85bbf92c r7:82804d40 r6:dddced40 r5:dddced60 r4:85bbf900 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bbf900 r8:8027ed34 r7:ee009e60 r6:85bbf980 r5:858bb000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xee00dfb0 to 0xee00dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:859b1080 INFO: task kworker/0:773:8066 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: cb712000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:774:8067 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:774 state:D stack:0 pid:8067 tgid:8067 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ee011d84 r8:00000002 r7:60000013 r6:ee011d8c r5:8493d400 r4:8493d400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8493d400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee011e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b1280 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8493d400 r7:00000000 r6:83018000 r5:00001000 r4:7f9a3000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edcb9000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c7278c r4:85c72400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c7278c r4:85bbfa00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8493d400 r8:85bbfa2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85bbfa00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bbfa00 r8:8027ed34 r7:ee00de60 r6:85bbfa80 r5:8493d400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xee011fb0 to 0xee011ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:859b11c0 INFO: task kworker/0:774:8067 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: cbd67000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:775:8070 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:775 state:D stack:0 pid:8070 tgid:8070 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ee015d84 r8:00000002 r7:60000013 r6:ee015d8c r5:8493b000 r4:8493b000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:8493b000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee015e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b1380 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:8493b000 r7:00000000 r6:83018000 r5:00001000 r4:7f9a5000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edccb000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c72b8c r4:85c72800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c72b8c r4:85bbfb00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8493b000 r8:85bbfb2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85bbfb00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bbfb00 r8:8027ed34 r7:ee011e60 r6:85bbfb80 r5:8493b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xee015fb0 to 0xee015ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:859b1180 INFO: task kworker/0:775:8070 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: cc2ce000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:776:8071 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:776 state:D stack:0 pid:8071 tgid:8071 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ee019d84 r8:00000002 r7:60000013 r6:ee019d8c r5:85be0000 r4:85be0000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85be0000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee019e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b1680 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85be0000 r7:00000000 r6:83018000 r5:00001000 r4:7f9a9000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edced000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c7338c r4:85c73000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c7338c r4:85bbfc00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85be0000 r8:85bbfc2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85bbfc00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bbfc00 r8:8027ed34 r7:ee015e60 r6:85bbfc80 r5:85be0000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xee019fb0 to 0xee019ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:859b1300 INFO: task kworker/0:776:8071 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: cc495000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:777:8073 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:777 state:D stack:0 pid:8073 tgid:8073 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ee01dd84 r8:00000002 r7:60000013 r6:ee01dd8c r5:85be0c00 r4:85be0c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85be0c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee01de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b1500 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85be0c00 r7:00000000 r6:83018000 r5:00001000 r4:7f9a7000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edcd7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c72f8c r4:85c72c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c72f8c r4:85bbfd00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85be0c00 r8:85bbfd2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85bbfd00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bbfd00 r8:8027ed34 r7:ee019e60 r6:85bbfd80 r5:85be0c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xee01dfb0 to 0xee01dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:859b1440 INFO: task kworker/0:777:8073 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: cc495000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:778:8075 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:778 state:D stack:0 pid:8075 tgid:8075 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ee021d84 r8:00000002 r7:60000013 r6:ee021d8c r5:85be1800 r4:85be1800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85be1800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee021e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b19c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85be1800 r7:00000000 r6:83018000 r5:00001000 r4:7fa05000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edd03000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c73b8c r4:85c73800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c73b8c r4:85bbfe00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85be1800 r8:85bbfe2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85bbfe00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bbfe00 r8:8027ed34 r7:ee019e60 r6:85bbfe80 r5:85be1800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xee021fb0 to 0xee021ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:859b15c0 INFO: task kworker/0:778:8075 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: cc76c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:779:8077 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:779 state:D stack:0 pid:8077 tgid:8077 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:edf51d84 r8:00000002 r7:60000013 r6:edf51d8c r5:85be2400 r4:85be2400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85be2400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:edf51e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b1800 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85be2400 r7:00000000 r6:83018000 r5:00001000 r4:7f9ad000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edcf9000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c7378c r4:85c73400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c7378c r4:85bbff00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85be2400 r8:85bbff2c r7:82804d40 r6:dddced40 r5:dddced60 r4:85bbff00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85bbff00 r8:8027ed34 r7:ee021e60 r6:85bbff80 r5:85be2400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xedf51fb0 to 0xedf51ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:859b1740 INFO: task kworker/0:779:8077 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: cc76c000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:780:8079 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:780 state:D stack:0 pid:8079 tgid:8079 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ee025d84 r8:00000002 r7:60000013 r6:ee025d8c r5:85be3000 r4:85be3000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85be3000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee025e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b1a80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85be3000 r7:00000000 r6:83018000 r5:00001000 r4:7fa07000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edd13000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c73f8c r4:85c73c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c73f8c r4:859b0000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85be3000 r8:859b002c r7:82804d40 r6:dddced40 r5:dddced60 r4:859b0000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859b0000 r8:8027ed34 r7:ee021e60 r6:859b0080 r5:85be3000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xee025fb0 to 0xee025ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:859b1980 INFO: task kworker/0:780:8079 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: cce6f000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:781:8081 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:781 state:D stack:0 pid:8081 tgid:8081 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ee02dd84 r8:00000002 r7:60000013 r6:ee02dd8c r5:85be3c00 r4:85be3c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85be3c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee02de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b1c80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85be3c00 r7:00000000 r6:83018000 r5:00001000 r4:7fa09000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edd3b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c7c38c r4:85c7c000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c7c38c r4:859b0100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85be3c00 r8:859b012c r7:82804d40 r6:dddced40 r5:dddced60 r4:859b0100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859b0100 r8:8027ed34 r7:ee025e60 r6:859b0180 r5:85be3c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xee02dfb0 to 0xee02dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:859b1ac0 INFO: task kworker/0:781:8081 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: cce6f000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:782:8083 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:782 state:D stack:0 pid:8083 tgid:8083 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ee031d84 r8:00000002 r7:60000113 r6:ee031d8c r5:85be4800 r4:85be4800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85be4800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee031e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:859b1e00 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85be4800 r7:00000000 r6:83018000 r5:00001000 r4:7fa0b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edd45000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c7c78c r4:85c7c400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c7c78c r4:859b0200 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85be4800 r8:859b022c r7:82804d40 r6:dddced40 r5:dddced60 r4:859b0200 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859b0200 r8:8027ed34 r7:ee02de60 r6:859b0280 r5:85be4800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xee031fb0 to 0xee031ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:859b1bc0 INFO: task kworker/0:782:8083 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: cd2e7000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:783:8085 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:783 state:D stack:0 pid:8085 tgid:8085 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ee035d84 r8:00000002 r7:60000113 r6:ee035d8c r5:85be5400 r4:85be5400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85be5400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee035e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bbcb80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85be5400 r7:00000000 r6:83018000 r5:00001000 r4:7fa0d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edd4d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c7cb8c r4:85c7c800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c7cb8c r4:859b0300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85be5400 r8:859b032c r7:82804d40 r6:dddced40 r5:dddced60 r4:859b0300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859b0300 r8:8027ed34 r7:ee031e60 r6:859b0380 r5:85be5400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xee035fb0 to 0xee035ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:85bbcf40 INFO: task kworker/0:783:8085 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: cd2e7000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:784:8088 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:784 state:D stack:0 pid:8088 tgid:8088 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ee029d84 r8:00000002 r7:60000013 r6:ee029d8c r5:85be6c00 r4:85be6c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85be6c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee029e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a1040 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85be6c00 r7:00000000 r6:83018000 r5:00001000 r4:7fa0f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edd57000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c7cf8c r4:85c7cc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c7cf8c r4:859b0400 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85be6c00 r8:859b042c r7:82804d40 r6:dddced40 r5:dddced60 r4:859b0400 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859b0400 r8:8027ed34 r7:ee035e60 r6:859b0480 r5:85be6c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xee029fb0 to 0xee029ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851a11c0 INFO: task kworker/0:784:8088 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: cd855000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:785:8090 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:785 state:D stack:0 pid:8090 tgid:8090 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ee03dd84 r8:00000002 r7:60000013 r6:ee03dd8c r5:854b8000 r4:854b8000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854b8000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee03de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a1140 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:854b8000 r7:00000000 r6:83018000 r5:00001000 r4:7fa11000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edd5f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c7d38c r4:85c7d000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c7d38c r4:859b0500 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854b8000 r8:859b052c r7:82804d40 r6:dddced40 r5:dddced60 r4:859b0500 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859b0500 r8:8027ed34 r7:ee029e60 r6:859b0580 r5:854b8000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xee03dfb0 to 0xee03dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851a11c0 INFO: task kworker/0:785:8090 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: cd855000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:786:8091 blocked for more than 478 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:786 state:D stack:0 pid:8091 tgid:8091 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ee041d84 r8:00000002 r7:60000013 r6:ee041d8c r5:854b8c00 r4:854b8c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854b8c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee041e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a1980 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:854b8c00 r7:00000000 r6:83018000 r5:00001000 r4:7fa17000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed527000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c7df8c r4:85c7dc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c7df8c r4:859b0600 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854b8c00 r8:859b062c r7:82804d40 r6:dddced40 r5:dddced60 r4:859b0600 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859b0600 r8:8027ed34 r7:ee03de60 r6:859b0680 r5:854b8c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xee041fb0 to 0xee041ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851a11c0 INFO: task kworker/0:786:8091 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: cde1d000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:787:8093 blocked for more than 479 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:787 state:D stack:0 pid:8093 tgid:8093 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ee049d84 r8:00000002 r7:60000013 r6:ee049d8c r5:854ba400 r4:854ba400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854ba400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee049e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a1540 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:854ba400 r7:00000000 r6:83018000 r5:00001000 r4:7f9ed000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edd71000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c7d78c r4:85c7d400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c7d78c r4:859b0700 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854ba400 r8:859b072c r7:82804d40 r6:dddced40 r5:dddced60 r4:859b0700 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859b0700 r8:8027ed34 r7:ee041e60 r6:859b0780 r5:854ba400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xee049fb0 to 0xee049ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851a1580 INFO: task kworker/0:787:8093 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: cde1d000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:788:8095 blocked for more than 479 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:788 state:D stack:0 pid:8095 tgid:8095 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ee04dd84 r8:00000002 r7:60000013 r6:ee04dd8c r5:854bbc00 r4:854bbc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854bbc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee04de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a1900 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:854bbc00 r7:00000000 r6:83018000 r5:00001000 r4:7fa15000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed425000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c7db8c r4:85c7d800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c7db8c r4:859b0800 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854bbc00 r8:859b082c r7:82804d40 r6:dddced40 r5:dddced60 r4:859b0800 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859b0800 r8:8027ed34 r7:ee041e60 r6:859b0880 r5:854bbc00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xee04dfb0 to 0xee04dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851a1500 INFO: task kworker/0:788:8095 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: ce356000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:789:8099 blocked for more than 479 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:789 state:D stack:0 pid:8099 tgid:8099 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ee055d84 r8:00000002 r7:60000013 r6:ee055d8c r5:854bb000 r4:854bb000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854bb000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee055e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a1d80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:854bb000 r7:00000000 r6:83018000 r5:00001000 r4:7fa1d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed6c7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c7e38c r4:85c7e000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c7e38c r4:859b0900 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854bb000 r8:859b092c r7:82804d40 r6:dddced40 r5:dddced60 r4:859b0900 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859b0900 r8:8027ed34 r7:ee041e60 r6:859b0980 r5:854bb000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xee055fb0 to 0xee055ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851a1840 INFO: task kworker/0:789:8099 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: ce684000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:790:8103 blocked for more than 479 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:790 state:D stack:0 pid:8103 tgid:8103 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ee061d84 r8:00000002 r7:60000013 r6:ee061d8c r5:854bc800 r4:854bc800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854bc800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee061e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:851a1bc0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:854bc800 r7:00000000 r6:83018000 r5:00001000 r4:7fa21000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed74f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c7e78c r4:85c7e400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c7e78c r4:859b0a00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854bc800 r8:859b0a2c r7:82804d40 r6:dddced40 r5:dddced60 r4:859b0a00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859b0a00 r8:8027ed34 r7:ee055e60 r6:859b0a80 r5:854bc800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xee061fb0 to 0xee061ff8) 1fa0: 00000000 00000000 00000000 00000000 1fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 1fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851a1c40 INFO: task kworker/0:790:8103 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: ce8c5000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:791:8106 blocked for more than 479 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:791 state:D stack:0 pid:8106 tgid:8106 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ee065d84 r8:00000002 r7:60000013 r6:ee065d8c r5:854b9800 r4:854b9800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854b9800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee065e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:85bd5700 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:854b9800 r7:00000000 r6:83018000 r5:00001000 r4:7fa23000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed77d000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c7eb8c r4:85c7e800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c7eb8c r4:859b0b00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854b9800 r8:859b0b2c r7:82804d40 r6:dddced40 r5:dddced60 r4:859b0b00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859b0b00 r8:8027ed34 r7:ee061e60 r6:859b0b80 r5:854b9800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xee065fb0 to 0xee065ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:851a1b80 INFO: task kworker/0:791:8106 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: ce8c5000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:792:8108 blocked for more than 479 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:792 state:D stack:0 pid:8108 tgid:8108 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ee045d84 r8:00000002 r7:60000013 r6:ee045d8c r5:854be000 r4:854be000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854be000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee045e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b81c0 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:854be000 r7:00000000 r6:83018000 r5:00001000 r4:7fa27000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed87b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c7f38c r4:85c7f000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c7f38c r4:859b0c00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854be000 r8:859b0c2c r7:82804d40 r6:dddced40 r5:dddced60 r4:859b0c00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859b0c00 r8:8027ed34 r7:ee065e60 r6:859b0c80 r5:854be000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xee045fb0 to 0xee045ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:857b8100 INFO: task kworker/0:792:8108 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: ce8c5000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:793:8111 blocked for more than 479 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:793 state:D stack:0 pid:8111 tgid:8111 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ee069d84 r8:00000002 r7:60000113 r6:ee069d8c r5:854bec00 r4:854bec00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854bec00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee069e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b8000 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:854bec00 r7:00000000 r6:83018000 r5:00001000 r4:7fa25000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed81f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c7ef8c r4:85c7ec00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c7ef8c r4:859b0d00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854bec00 r8:859b0d2c r7:82804d40 r6:dddced40 r5:dddced60 r4:859b0d00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859b0d00 r8:8027ed34 r7:ee045e60 r6:859b0d80 r5:854bec00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xee069fb0 to 0xee069ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:857b8300 INFO: task kworker/0:793:8111 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: cebc3000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:794:8112 blocked for more than 479 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:794 state:D stack:0 pid:8112 tgid:8112 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ee039d84 r8:00000002 r7:60000013 r6:ee039d8c r5:854bd400 r4:854bd400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:854bd400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee039e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b8400 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:854bd400 r7:00000000 r6:83018000 r5:00001000 r4:7fa29000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed8f5000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c7f78c r4:85c7f400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c7f78c r4:859b0e00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:854bd400 r8:859b0e2c r7:82804d40 r6:dddced40 r5:dddced60 r4:859b0e00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859b0e00 r8:8027ed34 r7:ee045e60 r6:859b0e80 r5:854bd400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xee039fb0 to 0xee039ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:857b8180 INFO: task kworker/0:794:8112 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: cef46000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:795:8114 blocked for more than 479 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:795 state:D stack:0 pid:8114 tgid:8114 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ee06dd84 r8:00000002 r7:60000013 r6:ee06dd8c r5:85be6000 r4:85be6000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:85be6000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee06de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b8500 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:85be6000 r7:00000000 r6:83018000 r5:00001000 r4:7fa2b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed94b000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c7fb8c r4:85c7f800 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c7fb8c r4:859b0f00 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:85be6000 r8:859b0f2c r7:82804d40 r6:dddced40 r5:dddced60 r4:859b0f00 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:859b0f00 r8:8027ed34 r7:ee039e60 r6:859b0f80 r5:85be6000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xee06dfb0 to 0xee06dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:857b83c0 INFO: task kworker/0:795:8114 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: cef46000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:796:8116 blocked for more than 479 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:796 state:D stack:0 pid:8116 tgid:8116 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ee075d84 r8:00000002 r7:60000013 r6:ee075d8c r5:848e8c00 r4:848e8c00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:848e8c00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee075e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b8680 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848e8c00 r7:00000000 r6:83018000 r5:00001000 r4:7fa2d000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed975000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c7ff8c r4:85c7fc00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c7ff8c r4:856cc000 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848e8c00 r8:856cc02c r7:82804d40 r6:dddced40 r5:dddced60 r4:856cc000 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856cc000 r8:8027ed34 r7:ee06de60 r6:856cc080 r5:848e8c00 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xee075fb0 to 0xee075ff8) 5fa0: 00000000 00000000 00000000 00000000 5fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 5fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:857b8480 INFO: task kworker/0:796:8116 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: cf292000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:797:8117 blocked for more than 479 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:797 state:D stack:0 pid:8117 tgid:8117 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ee079d84 r8:00000002 r7:60000013 r6:ee079d8c r5:848e9800 r4:848e9800 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:848e9800 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee079e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b8940 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848e9800 r7:00000000 r6:83018000 r5:00001000 r4:7fa2f000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:ed99f000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c8838c r4:85c88000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c8838c r4:856cc100 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848e9800 r8:856cc12c r7:82804d40 r6:dddced40 r5:dddced60 r4:856cc100 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856cc100 r8:8027ed34 r7:ee075e60 r6:856cc180 r5:848e9800 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xee079fb0 to 0xee079ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:857b85c0 INFO: task kworker/0:797:8117 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: cf292000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:798:8119 blocked for more than 479 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:798 state:D stack:0 pid:8119 tgid:8119 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ee07dd84 r8:00000002 r7:60000013 r6:ee07dd8c r5:848ea400 r4:848ea400 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:848ea400 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee07de08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b8d80 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848ea400 r7:00000000 r6:83018000 r5:00001000 r4:7fa37000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edac1000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c8878c r4:85c88400 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c8878c r4:856cc200 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848ea400 r8:856cc22c r7:82804d40 r6:dddced40 r5:dddced60 r4:856cc200 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856cc200 r8:8027ed34 r7:ee079e60 r6:856cc280 r5:848ea400 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xee07dfb0 to 0xee07dff8) dfa0: 00000000 00000000 00000000 00000000 dfc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 dfe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:857b8a80 INFO: task kworker/0:798:8119 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: cf6b4000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:799:8125 blocked for more than 479 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:799 state:D stack:0 pid:8125 tgid:8125 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ee089d84 r8:00000002 r7:60000113 r6:ee089d8c r5:848eb000 r4:848eb000 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:848eb000 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee089e08 r4:00000000 [<81a64164>] (__mutex_lock_slowpath) from [<81a641b8>] (mutex_lock+0x3c/0x40 kernel/locking/mutex.c:278) [<81a6417c>] (mutex_lock) from [<804e4db4>] (_vm_unmap_aliases+0x68/0x240 mm/vmalloc.c:2904) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:857b8b40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018005 r8:848eb000 r7:00000000 r6:83018000 r5:00001000 r4:7fa3b000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:edae7000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:85c88f8c r4:85c88c00 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:dddced40 r6:83018000 r5:85c88f8c r4:856cc300 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:848eb000 r8:856cc32c r7:82804d40 r6:dddced40 r5:dddced60 r4:856cc300 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:856cc300 r8:8027ed34 r7:ee07de60 r6:856cc380 r5:848eb000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xee089fb0 to 0xee089ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:857b8d40 INFO: task kworker/0:799:8125 is blocked on a mutex likely owned by task kworker/1:134:3830. task:kworker/1:134 state:R running task stack:0 pid:3830 tgid:3830 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a61614>] (preempt_schedule_irq+0x40/0xa8 kernel/sched/core.c:7108) r10:8280c9b4 r9:8487b000 r8:80200be4 r7:e06a9d54 r6:ffffffff r5:8487b000 r4:00000000 [<81a615d4>] (preempt_schedule_irq) from [<80200c04>] (svc_preempt+0x8/0x18) Exception stack(0xe06a9d20 to 0xe06a9d68) 9d20: cf6b4000 ee7d7000 00000001 80239bb8 7f093000 00000001 82ac11c4 82ac05a0 9d40: 7f093000 ee7d7000 8280c9b4 e06a9d9c e06a9da0 e06a9d70 80230af4 80239bd0 9d60: 800e0013 ffffffff r5:800e0013 r4:80239bd0 [<80230a90>] (flush_tlb_kernel_range) from [<804e4b78>] (__purge_vmap_area_lazy+0x284/0x458 mm/vmalloc.c:2328) r4:82ac11e4 [<804e48f4>] (__purge_vmap_area_lazy) from [<804e4f30>] (_vm_unmap_aliases+0x1e4/0x240 mm/vmalloc.c:2943) r10:00000000 r9:00000000 r8:00000000 r7:ffffffff r6:e06a9dc0 r5:e06a9e08 r4:e06a9dc0 [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vm_reset_perms mm/vmalloc.c:3335 [inline]) [<804e4d4c>] (_vm_unmap_aliases) from [<804e8ca4>] (vfree+0x16c/0x210 mm/vmalloc.c:3414) r10:83016070 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:8508fa40 r4:00000000 [<804e8b38>] (vfree) from [<80549e5c>] (execmem_free+0x30/0x50 mm/execmem.c:433) r9:83018205 r8:8487b000 r7:00000000 r6:83018200 r5:00001000 r4:7f043000 [<80549e2c>] (execmem_free) from [<803c6b9c>] (bpf_jit_free_exec+0x10/0x14 kernel/bpf/core.c:1077) r5:00001000 r4:dfb77000 [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_binary_free kernel/bpf/core.c:1123 [inline]) [<803c6b8c>] (bpf_jit_free_exec) from [<803c6f7c>] (bpf_jit_free+0x68/0xe4 kernel/bpf/core.c:1246) [<803c6f14>] (bpf_jit_free) from [<803c800c>] (bpf_prog_free_deferred+0x14c/0x164 kernel/bpf/core.c:2891) r5:8501a38c r4:8501a000 [<803c7ec0>] (bpf_prog_free_deferred) from [<8027e2e8>] (process_one_work+0x1b4/0x4f4 kernel/workqueue.c:3238) r7:ddde2d40 r6:83018200 r5:8501a38c r4:85093380 [<8027e134>] (process_one_work) from [<8027ef30>] (process_scheduled_works kernel/workqueue.c:3321 [inline]) [<8027e134>] (process_one_work) from [<8027ef30>] (worker_thread+0x1fc/0x3d8 kernel/workqueue.c:3402) r10:61c88647 r9:8487b000 r8:850933ac r7:82804d40 r6:ddde2d40 r5:ddde2d60 r4:85093380 [<8027ed34>] (worker_thread) from [<80285f5c>] (kthread+0x12c/0x280 kernel/kthread.c:464) r10:00000000 r9:85093380 r8:8027ed34 r7:e0139e60 r6:85093400 r5:8487b000 r4:00000001 [<80285e30>] (kthread) from [<80200114>] (ret_from_fork+0x14/0x20 arch/arm/kernel/entry-common.S:137) Exception stack(0xe06a9fb0 to 0xe06a9ff8) 9fa0: 00000000 00000000 00000000 00000000 9fc0: 00000000 00000000 00000000 00000000 00000000 00000000 00000000 00000000 9fe0: 00000000 00000000 00000000 00000000 00000013 00000000 r10:00000000 r9:00000000 r8:00000000 r7:00000000 r6:00000000 r5:80285e30 r4:8508f600 Future hung task reports are suppressed, see sysctl kernel.hung_task_warnings INFO: task kworker/0:800:8127 blocked for more than 479 seconds. Not tainted 6.15.0-syzkaller #0 "echo 0 > /proc/sys/kernel/hung_task_timeout_secs" disables this message. task:kworker/0:800 state:D stack:0 pid:8127 tgid:8127 ppid:2 task_flags:0x4208060 flags:0x00000000 Workqueue: events bpf_prog_free_deferred Call trace: [<81a60258>] (__schedule) from [<81a611e0>] (__schedule_loop kernel/sched/core.c:6863 [inline]) [<81a60258>] (__schedule) from [<81a611e0>] (schedule+0x2c/0x130 kernel/sched/core.c:6878) r10:82918644 r9:ee071d84 r8:00000002 r7:60000113 r6:ee071d8c r5:848ebc00 r4:848ebc00 [<81a611b4>] (schedule) from [<81a615c8>] (schedule_preempt_disabled+0x18/0x24 kernel/sched/core.c:6935) r5:848ebc00 r4:82918640 [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock_common kernel/locking/mutex.c:679 [inline]) [<81a615b0>] (schedule_preempt_disabled) from [<81a63cac>] (__mutex_lock.constprop.0+0x300/0x6f8 kernel/locking/mutex.c:747) [<81a639ac>] (__mutex_lock.constprop.0) from [<81a64178>] (__mutex_lock_slowpath+0x14/0x18 kernel/locking/mutex.c:1035) r10:8280c960 r9:00000001 r8:00000000 r7:ffffffff r6:00000000 r5:ee071e08